Intensification and reduction
Subtitle: a critical résumé of all known methods with references to the original monographs
By: by E. J. Wall ...
Publisher: American Photographic Pub. Co.
Published: 1927
Place of publication: Boston, Mass
Language: eng
Number of pages: 40
Subjects: Photography -- Developing and developers.; Photography -- Negatives.
Notes: "Notes": p. 37-40.