I came across a few slides taken in August, 1971, unfortunately I don’t know the exact date.
Here is silica sand box S-3019 with a career-ending injury, judging by the weeds it has been sitting for quite a while:
473 is waiting to pull the 2nd section out of town:
473 pulling onto the main:
This is the photo that caught my eye: passing the old warehouse and the Rio Grande Motorways terminal, the condition of 473 doesn’t look so good. There is surface rust on the tender, especially along the big dent. Another oddity is the ‘4’ numeral on the cab, it looks like almost Gothic type and probably was hand-painted, not from a stencil:
Heading through the north yard, most everything visible on both sides is now long gone: