Antique brass weight for use with a dead weight pressure gauge tester for testing steam engine gauges. Patent date in 1884. Embossed with maker's name and weight on top. 4 pound weight. Crosby S.G. & V. Co. Boston. Weight measures about 4 1/2 inches wide. Very good condition with a dark old patina to the brass and no damage. Limited quantities in stock. All in similar condition as pictured example. Refer to the photos for a better idea of the style and condition, the weight you receive will be comparable to the pictured example.
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