Valve of a historical red steam engine.
Size: 3648px × 5472px
Location: Magdeburg, Deutschland
Photo credit: © Johannes Hansen / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: black, dark, engine, focus, historic, historical, history, industrialization, industry, iron, machine, mechanics, metal, part, power, red, rust, screw, steam, steel, stopcock, thread, valve, vertical, white