Series of bourdan tube gauge in an old machinery for water draining

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Size: 4638px × 2609px
Location: italy
Photo credit: © Mario Saccomano / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: ancient, bourdan, bronze, energy, equipment, fluid, fuel, gas, gauge, indicator, industrial, industry, machine, machinery, measure, measurement, meter, monitor, multiple, oil, pipeline, power, pressure, pump, series, set, steel, tool, tube, water