ANATOMICAL ATLASES -- ALBINUS, B.S. Explicatio tabularum anatomicarum Bartholomaei Eustachii, anatomici summi. Leiden, J. & H. Verbeek, 1761. (4), 295, (1) pp. W. engr. ti-vign. by Wandelaar & 89 anatomical engr. plates (counted as 47). Fol. Fine cont. marbled cf. w. raised bands, dec. gilt back, gilt coat of arms of Rotterdam on both sides, surrounded by gilt floral border, red mor. ti-label, blue marbled edges. (Corners bumped, paper a bit wrinkled in places).

ANATOMICAL ATLASES -- ALBINUS, B.S. Tabulae ossium humanorum. Leiden, J. & H. Verbeek, 1753. W. engr. title, engr. 'to the reader' and 34 full-p. engr. plates by J. Wandelaar w. an additional plate in outline, each with letters and explanatory text (= tog. 70 plates). Lge-fol. Cont. hcf. (Spine ends a bit dam., spine a bit dry).

ANATOMICAL ATLASES -- ALBINUS, B.S. Tabulae sceleti et musculorum corporis humani. Leyden, J. & H. Verbeek, 1747/1753. 2 vols. (48) lvs., engr. title-vign., 3 engr. text-lvs. (title-p., dedication and introduction) and 117 plates by J. Wandelaar (incl. 47 key leaves). Lge-fol. Cont. hcf. w. raised bands, dec. gilt backs & red labels, uncut. (Spine ends sl. dam., corners bumped, plate-vol. completely loose (as issued!) & spine loosely added, some lvs. a bit dustsoiled/foxing, but else a clean, complete and uncut set).

ANATOMICAL ATLASES -- ARNOLD, Fr. Tabulae anatomicae. Fasc. I-II, IV 1-2 (all published). Zurich, (etc.), Imp. Orellii, Fueslini & Soc./P. Balz, (1838)-42. 4 vols. 25; (2), 40, (2); 32; 24 pp. W. tog. 82 lithogr. plates (pairs of 2 plates each of which 1 in outline), some folding, partly tinted/in colour. Lge-fol. Obrds. (Binds. a bit dam. (especially spines), traces of use (more so in vol. 2), age-toning/minor foxing throughout, plates/text loose in places w. minor wear & tear/false folds to margins, but altog. in good condition).

ANATOMICAL ATLASES -- BONN, A. Tabulae ossium morbosorum, praecipue thesauri Hoviani/Afbeeldingen van zieke beenderen, voornamlyk uit het beenkabinet van Hovius. Fasc. I-III (all published). Amst., J.C. Sepp, 1785-88. (10) lvs., incl. title-p. (1 extra added!). W. 23 fine full-p. engr. by B. de Bakker after M. Houtman, printed on fine handmade paper. Lge-fol. Loose as issued in the or. cover to 'fasciculus II', untrimmed. (Margins a bit dust soiled, but in excellent condition).

ANATOMICAL ATLASES -- CAMPER, P. Demonstrationum anatomico-pathologicarum continens brachii humani fabricam et morbos (&) pelvis humanae fabricam et morbos. Amst., J. Schreuder & P. Mortier, 1760-62. 2 vols. (6), 22; (6), 24 pp. W. tog. 8 full-p. engr. anatomical plates by J. v.d. Schley after the author. Lge-fol. No binding, in loose, untrimmed sheets, as published. (Some soiling throughout, dog-eared/falsely folded in places, but in good condition).

ANATOMICAL ATLASES -- CAMPER, P. Icones herniarum. Ed. S.Th. Soemmerring. Frankf. a/M., Varrentrapp & Wenner, 1801. (6), 16 pp. W. 14 full-p. anatomical plates. Loose as issued. In old limp cardboard folded cover, untrimmed. (Cover a bit soiled, some very mild foxing (espec. along edges), edges also a bit frayed, but a good copy).

ANATOMICAL ATLASES -- CANT, A. Impetus primi anatomici et illustratis cadaveribus nati, quos propriâ consignavit manu. Leiden, P. v.d. Aa, 1721. (6), 28 pp. W. 6 full-p. engr. plates which are bound in such a way that they can be consulted next to the text. Lge-fol. Cont. vellum. (Horizontal split in spine right above written title, some minor foxing/age-toning, outer right blank margin of first plate a bit soiled, but a very good & clean copy).

ANATOMICAL ATLASES -- COOPER, A.(P.). Die Anatomie und chirurgische Behandlung der Leisten-brüche und der angeborenen Brüche. Aus d. englischen mit erläut. Kupfern hrsg. v. J.F.M. Kruttge. Breslau, J.F. Korn d.ä., 1809. (2), 24, (3) lvs. W. 12 full-p. engr. plates. Lge-fol. Cont. wrps., untrimmed. (Front side loose, bind. a bit chafed, some foxing throughout, split in outer margin first 2 lvs., a bit dog-eared, but a good copy).

ANATOMICAL ATLASES -- DUPUYTREN, G. Opération de la pierre, d'après une méthode nouvelle. Ouvrage terminé et publié par J.L. Sanson et par L.J. Begin. Brux., H. Dumont, 1836. (6), 18 pp. W. 10 full-p. plain lithogr. plates under tissue guards. Lge-fol. Cont. marbled paper brds. (Front side loose, inner blank margin half-ti. a bit dam., a bit browned/foxed, but a good copy).

ANATOMICAL ATLASES -- GALL, F.J. & G. SPURZHEIM. Anatomie et physiologie du système nerveux en général, et du cerveau en particulier, avec des observations sur la possibilité de reconnoitre plusieurs dispositions intellectuelles et morales de l'homme et de des animaux, par la configuration de leurs têtes. Vol. 1: Atlas (only). Paris, F. Schoell, 1809(-19). In 4 parts. W. tog. 17 engr. plates under tissue guards by Bouquet after Prêtre, incl. 1 double plate, loose as published. Lge-fol. Or. letterpress covers, uncut. (Covers a bit worn/torn, but in fine interior condition).

ANATOMICAL ATLASES -- LEVELING, H. PALMAZ. Anatomische Erklärung der Original-Figuren von Andreas Vesal samt einer Anwendung der Winslowischen Zergliederungslehre in sieben Büchern. Ingolstadt, A. Uttenthouer, 1783. W. woodcut title from the first edition, letterpress ti. w. engr. oval portr.-vign. of the author, w. over 200 woodcuts incl. 24 full-p. (large paper copy, so no plates are folding). Fol. Mod. hcf. extra in antique style, uncut. (Woodcut ti. a bit foxing, some unobtrusive foxing in margins in places, else a fine, untrimmed copy).

ANATOMICAL ATLASES -- LUDWIG, Chr.F. De quarundam aegritudinum humani corporis sedibus et causis. Leipzig, Weidmann, 1798. ii lvs., 28 pp. W. 27 fine engr. on 16 plates by I.M. Stock after G.C. Reichel, of which 1 smaller cold. by hand. Lge-fol. Obrds., uncut. (Spine a bit dam., but text & plates remarkably clean and w. ample margins).

ANATOMICAL ATLASES -- SANDIFORT, G. Tabulae craniorum diversarum nationum. Lugd. Bat. (Leiden), S. & J. Luchtmans, 1838. (21) lvs. W. 18 full-p. engr. of skulls (front and side views) by D. Veelwaard after the author. Lge-fol. Cont. hcf. w. marbled paper sides. (Spine ends a bit dam., small corner cut out from upper endpaper, some very light foxing throughout, but in v.g. and clean condition).

ANATOMICAL ATLASES -- SOEMMERRING, S.Th. Icones embryonum humanorum. Frankf. a/M., Varrentrapp & Wenner, 1799. (2), 10 pp. W. engr. on ti.-p. and 2 full-p. engr. by 'Fratres' Klauber, Hüllmann after Koek. Lge-fol. Cont. brds., uncut. -- Added: Id. Tabula sceleti feminini. Frankf. a/M., Varrentrapp & Wenner, 1797. (2) lvs. W. 1 full-p. engr. of a female skeleton by Baerenstecher after Koek. Cont. portfol. (Ties broken, mildly foxed). -- (2).

ANATOMICAL ATLASES -- VESALIUS, A. Opera omnia anatomica & chirurgica. Cura H. Boerhaave & B.S. Albini. Leiden, J. du Vivie and J. & H. Verbeek, 1725. 2 vols. (40), 572; (8), 577-1156, (51) pp. W. engr. ti., 2 engr. ti-vign., engr. portr. of the author, 80 (of 82) fine engr. plates by J. Wandelaar after Van Calcar, and num. text engr. Fol. Cont. full cf. w. raised bands. (Joints (partly) split, top of spine vol. 1 torn, bottom of spine vol. 2 dam., corner bumped, plates 74 & 75 lack, plate 63 bound in vol. 2, pp. 175-178 misbound, a bit browned/foxed in places).

ASTRONOMY -- LAPLACE, P.S. Exposition du systême du monde. 2e éd., revue et augm. Paris., J.B.M. Duprat, An VII (=1799). viii, 351 pp. 4°. Cont. mottled cf. w. raised bands, dec. gilt back & red edges. (Spine ends a bit dam., joints splt at the ends, corners bumped, some faint marg. stains).

BARTHOLINUS, Th. Historiarum Anatomicarum Rariorum Centuria I et II (&) III. & IV. Ejusdem cura acces. observationes anatomicæ Petri Pawi. The Hague, (1654?-)1657. 2 in 1 vol. (16), 314, (6); (4), 280, (8), (2), 32 pp. W. engr. ti., engr. portr. of the author, 15 (fold.) engr. plates & sev. text-woodcuts. Cont. vellum w. overl. sides. (Lower margin faintly stained at the beginning).

BASS, H. Erläuterter Nuck, oder Gründliche Anmerckungen uber (…) Anthon Nucks Chirurgische Hand-Griffe und Experimente worinnen viele neue Inventa und Instrumenta vorgestellt werden. Halle, 1728. (3), 352, (2) pp. W. engr. front. & 6 fold. engr. plates. - Bound with: T. ZWINGER. Unterricht, ein hohes Alter zu erlangen. (…) Mit viel dienlichen Nachrichten und einem Anhang bewährter Artzney-Mittel vermehret. Nordhausen, 1727. 189, (17) pp. - 2 in 1 vol. Cont. vellum w. gilt crowned vignet on front side, & red mottled edges. (A bit browned/foxed).

BECKHER, D. Cultrivori Prussiaci curatio singularis. 3a ed. Leyden, J. Maire, 1640. (12), 129, (7) pp. W. fold. plate of the Prussian knive-swallower. Sm-8°. Cont. vellum. (Ties fail, scribbling in an old hand on ti., sm. rep. on v° of plate, sl. browned/foxed).

BEVERWYCK, J. v. Alle de wercken, zo in de medicyne als chirurgie. Amst., J.J. Schipper, (1656). 5 parts in 1 vol. (8), 200; (8), 207; (4), 124; (2), 46; (6), 154, (4) pp. W. engr. ti., 1 lge-ti-engr. & num. text-engrs. (incl. 3 full-p.). 4°. Cont. vellum. (Last 2 lvs. of 3rd work (pp. 121-124 bound before 3rd work), lower margin faintly stained in places, sl. browned, else a fine copy).

BLASIUS, G. Ontleeding des menschelyken lichaems. Amst., A. Wolfgangh, 1675. (16), 204 pp. W. engr. ti. & 18 full-p. engrs. Cont. vellum. (Paste downs detached, free endpapers loose, some faint marg. stains).

FONTANA, C. Utilissimo trattato dell'acque correnti diviso in tre libri (…). Roma, G.F. Buagni, 1696. (16), 176, (4), 177-196, (12), r° blank. Frontispiece, 80 engr. as chapter headings, 2 double-p. engr., woodcut head- & tailpieces, initials. Sm-fol. 19th c. binding, speckled edges. (Hinges (partly) split, some wear to extremities, paste downs & first free end-pp. replaced, round hole in title-p. repaired w. Japan paper, tear in p. 23 (does not run in image), some yellowing).

FUCHS, L. Den Nieuwen Herbarius, dat is, dboeck vanden cruyden, (…). Basel, M. Isingrin, n.d. (±1545). xviii, (276 (of 278) lvs. W. portrait on v° ti.-p. and 517 plain woodcuts in text. Fol. Cont. blind tooled vellum, spine raised in compartments. (Mediocre copy, lacking 2 lvs., rather severe staining (but no moulding!) throughout, ti.-p. and few following lvs. defected).

GALL -- DOORNIK, J.E. De herssen-schedelleer van Franz Joseph Gall getoetst aan de natuurkunde en wijsbegeerte. Amst., W. Holtrop, 1804. (4), xxiv, 308, (4) pp. W. 5 fold. plates. Cont. hcf. extra. (Corners a bit bumped, sm. stamp on ti.).

HOESSLE, J.G. Krankengeschichte der Anna Maria Zettlerin, welche 10. Jahre lang ohne Speis und Trank lebte. Deren Leichenoeffnung und natuerlichte Erklaerung dieses so seltenen Zufalls. (Augsburg?), 1780. 29 pp. Later wrps. (Tickets on wrps., ticket on title-p., some yellowing & foxing in places but neat & tightly bound, bookplate Verhoeven on paste down).

LEMNIUS, L. De miraculis occultis naturæ, ll. IIII. Item de vita cum animi et corporis incolumitate recte instituenda liber unus. Antw., C. Plantinus, 1581. (16), 582, (25). Cont. vellum w. overlapping sides. (Ties lacking, some annot. on paste down, light waterstains in lower corner, a few wormholes in last portion & index, but a clean, sound, well-preserved copy).

LIVRE SANS TITRE, LE. Paris, Audin, 1830. W. 16 cold. plates. 12°. Or. green wrps. w. or. cold. title plate mounted. (A bit dog-eared at the end).

MASCAGNI, P. Vasorum lymphaticorum corporis humani Historia et Ichnographia. Sienna, P. Carli, 1787. 138 pp. W. engr. ti-vign., engr. dedic. leaf & 41 engr. plates by C. Sanctius (incl. 14 plates in outlines). Lge-fol. Cont. hcf. w. raised bands, dec. gilt back & red label. (Outer compartments of spine a bit dam., corners bumped, tiny wormhole in lower blank margin, but a very good and clean copy with ample margins).

MATHEMATICS -- HOSPITAL, (G.F.A.) de l'. Analyse des infiniment petits, pour l'intelligence des lignes petits. 2nd éd. Paris, Montalant, 1716. xv, (1), 181, (1) pp. W. 11 fold. engr. plates. 4°. Cont. cf. w. raised bands, dec. gilt back, red label, sides ruled in gilt w. gilt floral decorations in all corners. (Sides a bit stained, extremities a bit dam., small dam. to back cover, previous owner stamp on ti., sl. browned).

MATHEMATICS -- LACROIX, S.F. Traité du calcul différentiel et du calcul intégral. Paris, J.B.M. Duprat, 1797-1800. 3 vols. xxxii, 519, 8, (2); viii, 732; viii, 582 pp. W. 9 fold. plates. 4°. Cont. hcf. w. marbled edges. (Spines dried, stamps on spines vol. 1&2, hinges/joints weak, some yellowing & foxing, vol. 2 slight waterstain in inside upper corner, ex libris on paste-down).

MATHEMATICS -- SCHOOTEN (jr.), F. v. Mathematische Oeffeningen, begrepen in vijf boecken. Waer by gevougt is een Tractaet, handelende v. Reeckening in Speelen v. Geluck d. Chr. Hugenius (=Huygens). Desen Druck vermeerdert met een korte verhandeling van de Fondamenten der Perspective. (Amst., G. v. Goedesbergh, 1659-60). 7 parts in 1 vol. 544 pp. W. num. diagrams in text. 4°. Cont. vellum w. overl. sides. (Fine copy, but a bit loose(ning) in places, some wormholes between p. 487 and 544 (last page) in inner blank margin, not affecting text).

MATHEMATICS -- STONE, (E.). Analise des infiniments petits, comprenant le calcul intégral dans toute son étendue (…) servant de suite aux infiniments petits de M. le marquis de l’Hôpital. Trad. p. M. Rondet. Paris, J.-M. Gandouin & P.-F. Giffart, 1735. civ, 162, (2) pp. W. 4 fold. plates. Cont. cf. w. raised bands & dec. gilt back. (Sm. libr. stamp on ti., some wormholes in lower blank margin).

MAURICEAU, Fr. Traité des maladies des femmes grosses, et de celles qui sont accouchées. 7e éd. - Observations sur la grossess et l'accouchement des femmes, et sur leurs maladies, et celle des enfans nouveau-nés. Nouv. éd. - Par., 1738-40. (12), 555, (25); (8), 671 pp. 4°. Cont. mottled cf. w. raised bands, dec. gilt backs & red edges. (Spine ends chipped, corners a bit bumped/dam., sl. browned in places).

PORTAL, (A.). Histoire de l'Anatomie et de la Chirurgie, contenant l'origine & les progrès de ces Sciences. Paris, P.Fr. Didot, 1770-73. 6 in 7 vols. (incl. index). Cont. mottled cf. w. raised bands & dec. gilt backs, blue mottled edges. (Spines a bit rubbed, some spine ends a bit chipped/dam., some joints split at the ends).

PUI, P. du. Vermaakelykheden ontrent de vryheyd der heelkonst, (…) geoefent by Hebreeuwen, Egyptenaars, Grieken en Romeynen. Leyden, J.A. Langerak, 1733. (30), 358, (26) pp. W. engr. front. (loose) & 1 engr. plate. Cont. hcf. (Corners bumped, paper on sides a bit wrinkled).

RUMPHIUS, G.E. D'Amboinsche rariteitkamer, behelzende eene beschryvinge van allerhande zoo weeke als harde schaalvisschen, te weeten raare krabben, kreeften, en diergelyke Zeedieren, als mede allerhande hoorntjes en schulpen, die men in d'Amboinsche Zee vindt: Daar beneven zommige mineraalen, gesteenten, en soorten van Aarde, die in de Amboinsche, en zommige omleggende eilanden gevonden worden. Amst., F. Halma, 1705. 3 parts in 1 vol. (32), 340, (43) pp. W. engr. front., engr. ti-vign., engr. portr. of the (blind) author, 5 large fine engr. vignettes in text & 60 plain full-p. engr. plates depicting hard and soft shellfish, rocks, minerals and fossils. Fol. Fine mod. vellum bind. in slipcase.

(RUUSSCHER, M. de). Natuerlyke historie van de couchenille, beweezen met authentique documenten. Histoire naturelle de la cochenill, justifiée par des documens authentiques. Amst., H. Uytwerf, 1729. (12), 175, (3) pp. W. title-p. printed in red, & 1 engr. plate. Cont. vellum. (Vellum a bit loosening, name entry on ti., waterstained throughout).

RUYSCH, F. Opera omnia anatomico-medico-chirurgica, huc usque edita. Amst., Janssonio-Waesbergios, 1737 (i.e. 1721-44). 43 parts (as called for in vol. 1) & index in 4 vols. W. engr. front., engr. portr. of the author, 136 engr. (fold.) plates & a few text-engrs. 4°. Cont. blind tooled vellum w. raised bands. (Vellum sl. soiled/stained in places, sm. tickets on 2 spines, a bit browned/foxed in a few places, but else a fine and firm set).

RUYSCH, F. Opera omnia anatomico-medico-chirurgica, huc usque edita. Amst., Janssonio-Waesbergios, 1737. 24 (of 43 parts) in 1 vol. W. engr. front. engr. portr. of the author. & 78 (fold.) engr. plates. 4°. Cont. cf. w. raised bands & dec. gilt back. (Tear in top of spine, bind. a bit rubbed/chafed, sl. browned/foxed).

SANDIFORT, E. Observationes anatomico-pathologicæ. Leyde, P. v.d. Euk & D. Vygh, 1777-81. 4 in 1 vol. (12), 143, (9); (4), 164; (4), 170; (4), 178, (2) pp. W. 36 engr. plates. 4°. Fine cont. mottled cf. w. raised bands, richly dec. gilt back, gilt dec. border on both sides, red label & red edges. (Some faint marg. stains, else a fine copy with ample margins).

SCARPA, A. Tabulae neurologicae ad illustrandam historiam anatomicam cardiacorum nervorum, noni nervorum cerebri (…). Pavia, B. Comini, 1794. (4), 45 pp. W. 14 engr. plates (7 in outlines). Lge-fol. Cont. (worn) brds., uncut. (Extremities a bit dam., paper on spine partly gone, some minor marg. foxing spots, else a fine and clean copy with ample margins).

SCHMIDT, J.J. Bybelsche Physicus, of schriftuurlyke natuurkunde. Amst. & Dordr., Loveringh & Blussé, 1769. xvi, (4), 816, (60) pp. W. 3 (fold.) engr. plates & 1 fold. map. Cont. hcf. (Extremities a bit dam./worn).

SEPP, J.C. Beschouwingen der wonderen Gods, in de minstgeachte schepzelen of Nederlandsche insecten, naar hunne aanmerklyke huishouding, verwonderlyke gedaantewisseling en andere wetenswaardige byzonderheden. Vols. 1 & 2. Amst., J.C. Sepp (& Zoon), 1762-95. 2 (of 8) vols. W. 2 engr. title-p. & 99 (of 100) fine fold. handcold. plates. 4°. Cont. hcf. w. spine raised in bands. (Spines dried out & dam., 1 black label missing, lower spine end of vol. 2 reinforced w. Japan tape, small name stamp on title-p., most plates w. neat pencil annot. on stub, some natural yellowing, all in all a neat, clean set w. bright, crisp colours, wants only 'Tweede deels tweede stuk: Schild-rups').

SWINDEN, J.H. v. Beschrijving van een kunststuk, verbeeldende een volledig bewegelijk hemels-gestel, uitgedacht en vervaardigd d. Eise Eisinga. 2e dr. Franeker, T.J. Tuinstra, 1824. lxiv, (4), 158, (1) pp. W. lithogr. front.-portr. of Eisinga, 3 lge-fold. engr. plates on heavy paper by B.W. Dietz after K.J. Sannes, in beautiful contemporary handcolouring. Old brds. w. paper ti-label on spine, uncut. (Spine a bit foxed, small tears to large plates, lower margin faintly stained at the beginning, some minor foxing).

TABERNÆMONTANUS, J. (= J. Theodorus). Neuw Kreuterbuch, mit schönen, künstlichen und leblichen Figuren unnd Conterfeyten, aller Gewächß der Kreuter, Wurtzeln, Blumen, Frücht, (…). Darinn viel und mancherley heylsamer artzeney vor allerley innerlichen und eusserlichen Kranckheiten unnd Gebrechen (…). (Tl. 1 v. 3). Frankf. am Main, 1588. (42), 818, (2) pp., 2 blank lvs., (20) pp. W. ti. printed in red & black within fine woodcut border, 1 lge woodcut printer's mark at the end & 558 woodcuts. Fol. Cont. bind. w. wooden brds. & loose (dam.) leather around it (from other binding). (Wooden backside partly gone, paste downs detached, some marg. staines (espec. upper outer corner), inner margin a bit wormholed in places, dog-eared at the end, lower margin last leaf a bit dam., but altog. in rather good interior condition).

(TAYLOR, J.). Beschrijvinge van den ouden / ouden / heel ouden man: ofte den ouderdom ende 't leven van Thomas Parr Enghelsman, (…) is gheboren geweest, anno 1483. ende nu noch leeft inde Stadt Londen, zijnde Oudt 152 jaren en etlijcke maenden. Overgeset uyt 't Engelsch in Nederduytsch, door H.H. Delft, J. Pietersz. Waalpot, 1635. (12) pp. W. engr. portr. of Thomas Parr on ti-p. by C. Van Dalen. 4°. Old dec. wrps. (Hole in portr. & in 2nd leaf, a bit waterstained).

TITSINGH, A. Geneeskonst der heelmeesters, tot dienst der zeevaart. Amst., A. Wor, 1752. 8, 662 pp. Old stiff marbled wrps., uncut. (Spine worn/dam., upper margin faintly stained throughout).

VALENTYN, F. Verhandeling der zee-horenkens en zee-gewassen in en omtrent Amboina en de nabygelegene Eilanden (…). Met zeer nette Prentverbeeldingen verrykt (…) dienende tot een vervolg van de Amboinsche Rariteitenkamer (…). Amst., J. van Keulen, 1754. (4), 70 pp. W. 16 of 18 plates. Fol. Later h. mor. (Dam. to spine ends, sides w. some wear at extremities, title-p. smudged & yellowing, textblock & prints w. some marginal dust stains but otherwise quite clean & well-preserved, lacks the portrait of the author & the two fold. prints).

VIDIUS, Vidus (=Guido GUIDI). Chirurgia è Græco in Latinum conversa. Paris, P. Gaultier, 1544. (36), 533, (1) pp. W. num. woodcut illustrations after Primaticcio and Jean Santorinos, ornamental metalcut initials. Roman and Greek types. Fol. 18th c. full vellum. (2 lvs. missing: q3 & q6 are replaced by duplicates of m3 & m6, else a very fine and extremely clean copy).