Double-barreled Air-pump in which two weight in a separate tubes are attached with a teethed wheel. Used primarily for scientific research, and had th

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Double-barreled Air-pump in which two weight in a separate tubes are attached with a teethed wheel. Used primarily for scientific research, and had the ability to create a vacuum, vintage line drawing or engraving illustration.

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Size: 3261px × 5000px
Photo credit: © Patrick Guenette / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: air, art, barreled, black, double, drawing, engraved, engraving, illustration, line, pressure, pump, research, science, scientific, teethed, tubes, vacuum, vector, vectors, vintage, weight, wheel, white