BELCHER, J. E.
Properties and numerical relationships of the common elements and compounds, by J. E. Belcher & J. C. Colbert. 2d 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. 2d ed. (The Century chemistry series) © 4Sep34; AA156530. J. E. Belcher & J. C. Colbert (A); 7Sep61; R281370.
J. E. Belcher & J. C. Colbert|A