Augustus Lowell several books on the Far East and on the planet Mars, and founded the Lowell Observatory in Flagstaff, Arizona. Their second son, Abbott Lawrence Lowell, succeeded Augustus as Trustee at the Lowell Institute in 1900, and became President of Harvard College in 1909, serving in that capacity until 1933. One of their daughters, Katharine Lowell, married (1) James Alfred Roosevelt, of the Long Island clan, and (2) T. James Bowlker, a Boston cotton mill owner. And their youngest daughter, Amy Lowell, 20 years younger than her brothers, would become the second celebrated poet in the Lowell family (Greenslet 1946). Augustus
Guy Lowell Guy's ancestors, the celebrated American writer, poet, and foreign diplomat James Russell Lowell (1819–1891). As Percival Lowell's third cousin, Guy became the sole trustee of the Lowell Observatory after his cousin's death in 1916. Lowell also made a name for himself as a landscape architect. His obituary in "The New York Times" notes that he designed or "fitted up" gardens for the elder J. Pierpont Morgan, Andrew Carnegie, and the Piping Rock Club. Additional garden-related projects included those of T. Jefferson Coolidge, Mrs. Oscar Lasigi in Stockbridge, Massachusetts, and Payne Whitney in Manhasett on Long Island. Lowell designed many of