. . . I wondered how many here have actually see a revenue generating steam engine earning its money.
In revenue service:
1949 La Mirada, CA, ATSF 3460 4-6-4 making speed eastward. Max. Authorized speed at this location was 100 MPH. Also, several 4-8-4's on passenger and 2-8-2's/4-8-2's on freight at Santa Fe Springs and Los Nietos, CA, plus a 2-8-2 on the East Whittier Spur.
1950 Fullerton, CA, 2900-Class 4-8-4's on passenger on several occasions. Union Pacific engines under steam, East Yard (L.A.) roundhouse, most likely 4-8-2's, and/or 4-10-2's.
1951 Orange, CA, 4-8-4 substituting for E1's on San Diegan. Southern Pacific 2-8-2 on freight working hard at 25 MPH, El Monte, CA. Black SP 4-8-4's on passenger trains, Los Angeles Union Passenger Terminal.
1952, more ATSF 4-8-4's on passenger, first train ride on Train 124, Fullerton to Kansas City, with a 4-8-4 double-heading a bobtail rednose F7 (steam engine was removed at Barstow). Great Northern 2-8-2's and 2-8-0's under steam at Willmar, MN, moving in yard. 2-8-0 working hard at 25 MPH near Litchfield, MN.
1954 Omaha Road 2-8-2's on freight, Sibley, IA.