por Horobin, Richard W [editor] | Kiernan, John Alan [editor] | Conn, Harold Joel, 1886-1975. Biological stains.
por Lillie, R. D. (Ralph Dougall), 1896- [autor] | Conn, Harold Joel, 1886-1975. Biological stains | Stotz, Elmer Henry, 1911- [colaborador] | Emmel, Victor M [colaborador] | Biological Stain Commission.