Classification
ALD - Biographies of scientists and Nobel prize winners - collected
36
CAD - Chemistry - comprehensive works
4
AHZ - History of science and technology
3
HAA - Medicine - reference books
3
ABM - Special subject biographies
1
AQPT - Bibliographies and databases on special subjects
1
AQW - Biographic indexes with references
1
PAD - Physics - comprehensive works
1