Rick Olsen has a couple of pairs of Stockmen's on his site...not identical to yours...for $18 each:

http://www.vintagedice.com/Pages/Sm-Town/Sm-Town%20S2.htm

The picture in the book isn't very clear, but I think your Golden Bank is #R1244, in the Olsen/Johnson book, which lists at $31-$50 per pair.