F7B SLSF 132, F7B 133, F7B 130, F7A 38 in one consist F7B SLSF 132, F7B SLSF 133, F7B 130, F7A 38 in one consist, Sherman, TX, 1968. This is a good mix that I believe represents all paint schemes applied to the "covered wagons". Notice the rear door is open on the rear B unit. It was necessary to enter the unit to remove the multiple unit (MU) electrical jumper connections to a trailing unit.