A vintage illustration of a seismometer for recording earthquake shocks 1930s.

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Size: 3112px × 2937px
Photo credit: © Michelle Bridges / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: 1875, 1930s, 19th, century, cyclinder, cylinder, date, earthquake, educational, engineering, ephemera, ground, history, illustration, instrument, invention, knowledge, lines, machine, noises, paper, recording, responds, seismometer, shaking, shocks, smoked, social, suspended, vintage, weights, zig-zig