BELCHER, J. E.
Properties and numerical relationships of the common elements and compounds. By J. E. Belcher & J. C. Colbert. 3d ed. (The Century chemistry series)
BELCHER, J. E. Properties and numerical relationships of the common elements and compounds. By J. E. Belcher & J. C. Colbert. 3d ed. (The Century chemistry series) © 22Mar40; AA333074. J. E. Belcher & J. C. Colbert (A); 15May67; R410344.
J. E. Belcher & J. C. Colbert|A