Stockman's was in Billings, MT from the 1930's to the 1950's.
D&S is from the 10 1/2 Bar in Livinston, MT, opened in 1940, closed some time in the 1940's.
The Mint was in Livingston, MT at 102 N. Main St., closed (at least the poker games did) in 1998 or so
K in a wreath is unknown - may or may not be Montana
The Wheel Club opened in Billings in 1927 and is closed.

Michael