| Here is the illustration on page 11 of the "Pennsylvania Railroad Altoona Machine Shops Construction Number List: 1866-1904." It was compiled by Joseph D. Lovell, and published by the Library Of American Transportation during 1984. Partial Caption: "PRR No. 910, a 0-6-0 saddle tank switcher of Class F, is shown here at Pottsville, Pa., passenger station in the late 1880's" |