Have these cars been discussed here before? I have seen only one other
image of these cars, a late 1950's view of 75518. I really like them with
their wide doors and fishbelly underframes. Where did they come from, and
when were they rebuilt into this form?

http://cgi.ebay.com/Orig-Slide-SOO-LINE-40-Wood-Sheathed-Boxcar-75761-/360358184867

Tim O'Connor