The international scientists' directory : containing the names, addresses, special departments of study, etc., of professional and amateur naturalists, chemists, physicists, astronomers, etc., etc. in all parts of the world / compiled by Samuel E. Cassino.

Licence: Public Domain Mark

Credit: The international scientists' directory : containing the names, addresses, special departments of study, etc., of professional and amateur naturalists, chemists, physicists, astronomers, etc., etc. in all parts of the world / compiled by Samuel E. Cassino. Source: Wellcome Collection.