Note 2 — Chapter II · THE PHOTOGRAPHIC PROCESS.
E. J. (Edward John) Wall translation
“Encyclopædie der Photographie,” Heft 3, and Eder’s “Jahrbuch,” 1892, p. 387.
E. J. (Edward John) Wall translation
“Encyclopædie der Photographie,” Heft 3, and Eder’s “Jahrbuch,” 1892, p. 387.