 Complete the following phrase:  Hugo W. Koehler was born on July 19, 1886, in St. Louis, Missouri, and named after a paternal uncle. His father, Oscar C. Koehler 18571902, was a first-generation German-American and second-generation St. Louis and Davenport, Iowa brewer and entrepreneur. Although it was privately rumored for much of his life that Hugo was the illegitimate son of Rudolf, Crown Prince of Austria, who is generally believed to have died with his teenage mistress, Baroness Mary Vetsera, in a murder-suicide pact in January 1889 the 