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Patent for a railway car replacer, which is used to derail vehicles as well as for, "restoring derailed railway vehicles to the track."

Date: April 6, 1915

Creator: Martin, Daniel W.

Partner: UNT Libraries Government Documents Department

Patent for an improvement to the air brake which includes new types of valves.

Date: April 14, 1914

Creator: Parker, William E.

Partner: UNT Libraries Government Documents Department

Patent for a vehicle used as a truck or bolster. Illustrations included.

Date: April 5, 1910

Creator: Martin, W. Daniel

Partner: UNT Libraries Government Documents Department

Patent for foldable steps for train cars, in particular passenger cars.

Date: April 16, 1917

Creator: Berry, John F.

Partner: UNT Libraries Government Documents Department