Son of Charles Pratt, the founder of Standard Oil Company and the Pratt Institute in Brooklyn, Harold Irving Pratt [1877-1939] was a graduate of Amherst College. He married Harriet L. Barnes [1879-1969] with whom he had two daughters. A noted philanthropist, Pratt donated significant amounts of land to Glen Cove, Long Island, where he had a summer home. He served as Director of the Brooklyn Hospital and of the North Country Community Hospital. Harriet Barnes Pratt was also a collector and horticulturist, and served on several White House advisory committees on furnishings from the Coolidge to the Truman administrations. Her papers are in the office of the Curator at the White House.