[Roses]
Transparency
Unidentified
Maker
[Roses]
1929–1935
Dye imbibition transparency (Uvachrome)
Image (each): 2 3/8 × 2 13/16 in. (6.1 × 7.2 cm)
Overall: 9 3/8 × 3 1/2 × 1/8 in. (23.8 × 8.9 × 0.3 cm)
Gift of Viola Wentzel, 2023
DescriptionSeparation matrices for Uvahrome process.
Inscriptions Typed and On applied labels: 4. Dr. A. Traubes Dreifarben-Verfahren \ Deutches Reichpatent \ fixiert
