Lamp for making presumably heliogravuresLampes Jandus à réglage automatique et à intensité variable entre 15 et 30 amperes (title object) Object Type: photomechanical printing page Object number: RP-F-2001-7-419-16 Inscriptions / Brands: number, recto, printed: "Fig. 29 bis.' Manufacturer : photographer: E. Chagniard (possible) clichémaker: anonymous date: ca. 1922 - in or in front 1932 Material: paper Technique: autotypie Dimensions: picture: h 75 mm × 53 b mmToelichtingPrent on page 65. Subject: electric lamp photographic apparatus

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Size: 1853px × 1348px
Photo credit: © Art World / Alamy / Afripics
License: Licensed
Model Released: No

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