Yay, found it! In a 1925 copy of the L.D. Berger Company Roofing Supplies catalog:






Thanks Frank and Bus and Stan!

Good research work Plyerman. I saw the Newsletter ad but like they say "the legs are the first to go and I can't remember the second".
I changed the description on the web catalog bu the printed ones have already been mailed.

Great job figuring all this out. Since I first posted this, I must have seen about 10 pairs of these type tools at various sales and such. Never picked any other ones up though.