4 Issues Science AAAS Magazine October 1939 Biochemistry Vintage

Stored for years 
Pages are yellowing 
Marks and small tears on some of the pages 
Some of the pages have writing on them
The American Association for the Advancement of Science
Lots of articles and advertisements
Included in this lot
December 1, 1939 - Vol 89 - No 2344
December 15, 1939 - Vol 89 - No 2346
December 22, 1939 - Vol 89 - No 2347
December 29, 1939 - Vol 89 - No 2348