The Traveling Saleswoman (1950)

In this Western comedy, the King Soap Company is doing poorly, and the banker says that to receive a bank loan, they must have orders, so daughter Mabel heads west as a traveling saleswoman. Just before a saloon gunfight, the loser secretly slips Mabel a paper that contains evidence that will hang three rustlers. The rustlers think she has it and are now out to get her.