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![[The machinery for making prisms at the Imperial Gunpowder Factory] / the photograph studio of the Imperial School of Engineering.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4ODAvMDEvMDEvdGhlLW1hY2hpbmVyeS1mb3ItbWFraW5nLXByaXNtcy1hdC10aGUtaW1wZXJpYWwtZ3VucG93ZGVyLWZhY3RvcnktdGhlLXBob3RvZ3JhcGgtMS02NDAuanBn/40/32/webp "[The machinery for making prisms at the Imperial Gunpowder Factory] / the photograph studio of the Imperial School of Engineering.")
[The machinery for making prisms at the Imperial Gunpowder Factory] / ...
Title translated from album caption. Captioned in Ottoman Turkish and French. No. 48. Photograph taken by the Imperial School of Engineering Photography Unit. (Source: Imperial self-portrait: The Ottoman Empir... More
![[The machinery for making prisms at the Imperial Gunpowder Factory] / the photograph studio of the Imperial School of Engineering.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4ODAvMDEvMDEvdGhlLW1hY2hpbmVyeS1mb3ItbWFraW5nLXByaXNtcy1hdC10aGUtaW1wZXJpYWwtZ3VucG93ZGVyLWZhY3RvcnktdGhlLXBob3RvZ3JhcGgtNjQwLmpwZw%3D%3D/40/32/webp "[The machinery for making prisms at the Imperial Gunpowder Factory] / the photograph studio of the Imperial School of Engineering.")
[The machinery for making prisms at the Imperial Gunpowder Factory] / ...
Title translated from album caption. Captioned in Ottoman Turkish and French. No. 49. Photograph taken by the Imperial School of Engineering Photography Unit. (Source: Imperial self-portrait: The Ottoman Empir... More