Antique Hardhat Diving Air Pump Apparatus Document

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Hand Cranked Diver’s Air Pump Sign. This document is a high quality scan of an original Siebe Gorman Diving Apparatus Sign that was attached up and inside the hinged lid or top of my Siebe Gorman two diver’s handcranked air pump. Scanned reprint measures approximately 11.5 x 14 inches on good quality paper.

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