Mrs Mary Helen (Richardson) Pratt
Standard Oil Magnate & Founder of the Pratt Institute, New York
1830-1891
President of the U.S. Olympic Committee
1865-1945
Mrs Helen (Pratt) Dane
1867-1949
of New York City; President of the American Forestry Commission etc.
1869-1935
President of Standard Oil
1871-1945
of "The Manor" Glen Cove, Long Island, New York
1873-1927
of New York City & "Welwyn" Glen Cove, Long Island
1877-1939
