Here is page 95 of a 96-page monograph entitled "Power To Burn: Smoke, Steam, & Cinders" that was edited by James M. Shafer and published during 1976. Photo Caption: "Altoona Machine Shops, in 1882, built this Forney 'double-ender.' PRR No. 4, 2-4-6T, the only one ever built. It was scrapped in 1892." |