|Haffenreffer, Carl W.|
Carl W. Haffenreffer, son of Rudolph Haffenreffer, Jr., continued his father’s tradition of business and philanthropic activity. With brother Rudolph 3rd and the R.F. Haffenreffer Family Foundation, he donated most of the Mount Hope lands and the King Philip Museum to Brown University. He became president of Narragansett Brewery, succeeding brother Rudolf, and served as director and treasurer of the U.S. Brewers Foundation. He was also the general manager of the Herreshoff Manufacturing Company from 1930 until its dissolution in 1945 and presided over the construction of the yachts Enterprise and Rainbow, boats that won the America’s Cup in 1930 and 1934 respectively.