4 Issues Science AAAS Magazine July 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

July 7, 1939 - Vol 89 - No 2323

July 14, 1939 - Vol 89 - No 2324

July 21, 1939 - Vol 89 - No 2325

July 28, 1939 - Vol 89 - No 2326