Alright, I'm constantly impressed by the knowledge base displayed here, so I'm going to try throwing ya'll a curve... Unlike my other posts in this forum, this one, I do know the answer to. Good luck...

Roofing knife.


Laub style roofing knife. 2 knives in 1 with double sided hook blade. 6 3 4" long. Made from high carbon tool steel. Easy grip textured handle. For trimming valleys, gable ends, ridge rolls, starter, etc., in any kind of weather.

BINGO! And only 38 views. Not bad. Not bad at all. :)

This, from the Jan. '58 issue of "Carpenter.":