Ryerson’s hydraulic spring testing machine. From an original publication dated 15 May 1924, this helps to give an insight into public transport, and the railways in particular, of the 1920s.

---

Size: 3968px × 3760px
Location: Chicago, United States
Photo credit: © Preserving Printed Matter Matters / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1920s, 1924, 20th, antiquarian, archival, archive, british, business, century, chicago, commerce, cultural, culture, editorial, education, engineering, england, english, ephemera, europe, european, fashion, fashionable, heritage, historic, historical, history, hydraulic, illustrative, image, kingdom, locomotive, machine, machinery, matter, museum, paper, photo, preservation, printed, public, rail, railways, reportage, ryerson, spring, states, testing, train, transport, uk, united, usa