The R33WF & R36WF [World's Fair] was started in 1963 with married cars, with fleet numbers: 9301-9345 in 48 year old run for R33WF; 9346–9523, 9558–9769 in a 50-year run R36WF. The R62A was started in 1985 with five-car married car set 1651-1905, select cars 1906-60, then 1961-2475. This is for "World of Subways: Vol. 4" only. https://en.wikipedia.org/wiki/R33_World's_Fair_(New_York_City_Subway_car) https://en.wikipedia.org/wiki/R36_World's_Fair_(New_York_City_Subway_car) https://en.wikipedia.org/wiki/R62A_(New_York_City_Subway_car) R33WF's 9306 @ 40th-Lowery R33WF interior 9440: The state of Rhode Island 2040 on the 7. Not my photo.