Skiopticon image from the Department of Photography at the Royal Institute of Technology. Use by Professor Helmer Bäckström as lecture material. Bäckström was Sweden's first professor in photography at the Royal Institute of Technology in Stockholm Croft. Neg. By J. Hertzberg transferred to gelatin reliefs on Agfa anaglyffilm, stained with pinatypy colors.

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Size: 2398px × 2084px
Photo credit: © BTEU/TEKNISKA / Alamy / Afripics
License: Licensed
Model Released: No

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