1

Contributions of the Chemist to the Art of Soap-making.

Year:
1915
Language:
english
File:
PDF, 324 KB
english, 1915
2

Progress in the Soap Industry during the Last Fifty Years

Year:
1926
Language:
english
File:
PDF, 446 KB
english, 1926
3

The Perkin Medal. Forty-Five Years of Chemistry in a Soap Plant

Year:
1942
Language:
english
File:
PDF, 1.16 MB
english, 1942