![Overview Over Industrial Hall (Vintage Photo Atelier Pro-Pra B/W 1920s) Overview Over Industrial Hall (Vintage Photo Atelier Pro-Pra B/W 1920s)](https://vintage-sights.com/prestashop/6977-large_default/overview-over-industrial-hall-vintage-photo-atelier-pro-pra-bw-1920s.jpg)
original vintage silver gelatin photograph - no reprint!
photo shows a large industrial factory hall with workers, lots of tubes, pumps, gas cylinders...
date: most likely from sometime in the 1920s
stamp on back: photographie industrielle - atelier pro-pra tel. bepg. 45-89 - 34, bard (boulevard) bonne-nouvelle, paris
size: 16.9 x 22.7 cm (1 cm ~ 0.39 inch)
condition: very good..please also refer to scans which show complete front & backside of photo
technology, historical