Charles Sumner Plumb, professor of Animal Husbandry at Ohio State University, wrote the following in his 1906 book, "Types and Breeds of Farm Animals": The introduction of the ass to America is said to date back to colonial times, when, soon after the Revolutionary War, the King of Spain sent a gift to General George Washington, a Spanish jack and jennet. In Washington's time some early interest was show in breeding mules, as a result of this gift. Henry Clay is said to have imported some very f