Zeitlinger, Heinrich.
RARE Book Derr. Sotheran, firm, booksellers, London.
pv? Bibliotheca chemico-mathematica: catalogue of -61 works in many tongues on exact and applied sci-
-So7B ence, with a subject-index. Compiled and anno- tated by H.Z. and H.C.S. London, H.Sotheran, 1921.
2v.(xii,964p.) plates,ports.,facsims. 2lcm. 17,397 entries. Priced. "List of authorities consulted": p.CxiJ-xii.
---- -----. First supplement. London, H.Sotheran, 1932.
xii,496p. @ ports. 2hem.
RARE BooK Dept.