Bob Chaparro asked:
"Photo: Wabash Boxcar 62232 (Undated)
Photo from the State Historical Society Of Missouri:
Scroll on the photo to enlarge it.
Does this look like some sort of "compromise" (my term) coupler?"
Also referred to "transition period" coupler. Note the horizontal gap in the knuckle to accommodate the link and the pin inserted into a vertical hole in the coupler. Other photos: