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Storage Battery.

Description: Patent for a storage battery with a high number of amps.
Date: June 13, 1911
Creator: Lawrence, Arthur Ewin
Partner: UNT Libraries Government Documents Department

Brace for Boring Holes, &c.

Description: Patent for a brace for boring holes through window sashes. It was invented "to enable [the inventor] the more quickly and better to apply my "sash lock", patented July 19, 1892, and numbered 479,152, but may be used for other purposes" (lines 20-23).
Date: February 13, 1894
Creator: McClellan, Stephen
Partner: UNT Libraries Government Documents Department