A 5 1/2 " x 3 1/2" sepia tone postcard. George Davenport in the cab of his engine and his brakeman standing behind him. The Bonner Brand Portland Cement Co. is on the side of the engine The postcard is dated November 10, 1913.
An 8" x 10" black and white photograph taken by Urbin Rudelll. Employees of the Kansas Portland Cement Company in front of the company office building. The photograph is dated 1915. Cecil Mitchell is circled in red ink, front row, 3rd from the right.…