Traité pratique de la transformation des négatifs en positifs
Subtitle: servant a l'héliogravure et aux agrandissements
By: par V. Roux
Publisher: Gauthier-Villars
Published: 1881
Place of publication: Paris
Language: fre
Number of pages: 34
Subjects: Photography; Processing
Notes: Library's c. 1 includes a publisher's catalog which is numbered pp. 59-60 in back. It also has a photographic print laid in unrelated to the text.

Library's c. 2 is the fifth item bound with: La photographie des peintres des voyageurs et des touristes ... / Arsène Peʹlegry. Paris : Gauthier-Villars, 1879 (SPECIAL 85-B7909 c. 2).