Quote Originally Posted by jochen View Post
my AGFA book about "Photochemikalien" has been written in 1952 by E. Schloemann and in this book AGFA 47 is an amidol developer.
In 1952 the East German (DDR) company VEB Filmfabrik Wolfen was still using the Agfa trademark, as was the West German Agfa company. (Wolfen changed to the Orwo trademark around 1964). So is this a case of the East and West "Agfa" companies using a different numbering system?