HOLZMANN, M. & H. BOHATTA. Deutsches Anonymen-Lexikon, 1501-1850/1851-1908. - Deutsches Pseudonymen-Lexikon. - (Photomech. nachdr. d. Ausg. 1902-28). Hildesheim, 1961-70. 8 vols. Ocl. (Some brown stains to endpapers, but a very good set). -- Added: similar works by Van Doorninck, Sommervogel and Quérard. -- (13).