Harold I. Pratt, of New York City & "Welwyn" Glen Cove, Long Island
Standard Oil Magnate & Founder of the Pratt Institute, New York
1830-1891
Mrs Mary Helen (Richardson) Pratt
1840-1907
Mrs Harriet Lycinthia (Barnes) Pratt
1879-1969
H. Irving Pratt, Jr., of New York
1904-1975
