Last night this lobby card (11' x 14") was auctioned off for $311. I bid about half that. (Sniff, sniff!) It is from the 1939 western, "The Oklahoma Kid," starring James Cagney, with Humphrey Bogart. Both are in the poker playing scene below. Movie review:
http://movies.tvguide.com/oklahoma-kid/108015

I don't own the Oklahoma Kid lobby card. Here are some I do own (with gambling themes):
http://www.antiquegamblingchips.com/lobbycard.htm
http://www.antiquegamblingchips.com/lobbycard2.htm

Robert