SALE CATALOGUES -- THE MENSING LIBRARY. Catalogue of the very valuable and important library formed by the late Mr. Ant.W.M. Mensing. Lond., Sotheby & Co., 1936-37. 2 in 1 vol. Hcf. extra w. owrps. bound up. Printed price lists loosely added. -- THE CLUMBER LIBRARY. Catalogue of the Magnificent Library, The Property of the late seventh Duke of Newcastle removed from Clumber, Workshop. The First (-Third) Portion. Lond., Sotheby & Co., 1937. 3 (of 4 parts) in 1 vol. W. num. (cold.) plates, partly folded. Cl. -- (2).