mule driver
muleteer
muleskinner

They fight like a lot 'a mule drivers.

He had thought of a fine revenge upon the officer who had referred to him and his fellows as mule drivers.

And now the retreat of the mule drivers was a march of shame to him.

If you arrange your trip in Cachora, your mule driver will be an adequate guide.

At the age of 12 she ran away and married Gerardo, a 30-year-old mule driver.

The native mule drivers, awed by the huge plane, halted to chat with Tom's party.

The mule drivers and the student engineers agreed that this never happened.

The 35 Marines and their mule drivers took cover.

Not surprisingly, mule drivers got off to have a drink in one of Clyde's taverns.

Most of them served in the Health Services or as mule drivers.