The collodion process and the ferrotype: three accounts, 1854-1872 - Archer, Frederick Scott 1813-1857; Blanquart-Evrard, Louis-Désiré 1802-1872 (Arno Press, 1973)
Reprint of The collodion process on glass, by F.S. Archer, originally published 1854; of On the intervention of art in photography, by L.D. Blanquart-Evrard, originally published 1864; and of Trask's practical ferrotyper, by A.K.P. Trask, originally published 1872