| Westing. Here are two photos that were published originally in Fred Westing's 1974 book entitled "Pennsy Steam And Semaphores," page 148. Top Photo, Partial Caption: "Another view of the Prosperity Special getting ready to leave on its long trek to the west coast." In the lead is Pennsylvania Railroad engine #121, an L-1S (2-8-2) "Mikado" built in Juniata during December 1917 and retired in February of 1958. Bottom Photo, Revised Caption: "The author [viz., Fred Westing at the New York World's Fair in 1939] points to the vacuum relief valve on M1a class engine No. 6759." Partially visible here is PRR engine #6759, an M-1A (4-8-2) "Mountain" built in Juniata during June of 1930 and retired in August of 1955. |