Souring tanks at the Fleischmann Co. factory in Peekskill, NY. Mash is treated with lactic acid to produce compressed yeast. Photograph taken by Louds H. Dreyer on January 27, 1919, during World War I. This image is labeled as "For Official Use Only."

---

Size: 8445px × 5673px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., 111-sc-38810, 1919, acid, activities, american, bread, company, compressed, control, dough, dreyer, effort, facility, factory, fermentation, fleischmann, food, historical, history, image, industrial, industry, lactic, logistics, louds, making, manufacturing, mash, microbial, microbiology, military, ny, peckskill, penkekili, photographs, plant, process, processing, production, quality, soldiers, sourdough, souring, supply, tanks, technology, treatment, war, war-time, wartime, world, yeast, york