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Patent for a machine used to drill water, oil, and gas wells. Illustrations included.

Date: July 7, 1908

Creator: Decker, Harry R.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a puzzle toy consisting of a lid and blower. Illustrations included.

Date: July 7, 1908

Creator: Judson, Fred I.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for a railroad switch operating mechanism that is operated from the train which can can close a switch accidentally left open.

Date: July 7, 1908

Creator: Hyman, Henry F. & Hay, G. H.

Item Type: Patent

Partner: UNT Libraries Government Documents Department