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Lens-Grinding Machine.

Description: Patent for a lens grinding machine that polishes any kind of lens via the means of a reciprocating motion in both the grinding tool and the lens holder.
Date: August 12, 1913
Creator: Rousseau, Almer A.
Partner: UNT Libraries Government Documents Department

Fire Kindler.

Description: Patent for a new and improved fire-kindler. This design "consist[s] of a tapered tube having lap-jointed edges, a retaining or clamping collar to hold said edges in position, perforations near the larger end, and the overbent flexible strips, said tube being packed with asbestus or other absorbent" (lines 77-82).
Date: August 12, 1890
Creator: Denton, Winfield Scott
Partner: UNT Libraries Government Documents Department

Faucet.

Description: Patent for improvements to faucets, such as those for showers, bathtubs, and sinks, to provide water of a desired or specified temperature.
Date: August 12, 1919
Creator: Moran, Frank B.
Partner: UNT Libraries Government Documents Department
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