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
Lowell Observatory Flagstaff. Also located on the Mars Hill campus is the Pluto Discovery Telescope, used by Clyde Tombaugh in 1930 to discover the dwarf planet Pluto. Lowell Observatory currently operates four research telescopes at its Anderson Mesa dark-sky site, located southeast of Flagstaff, including the Perkins Telescope (in partnership with Boston University) and the John S. Hall Telescope. Lowell is a partner with the United States Naval Observatory and Naval Research Laboratory in the Navy Precision Optical Interferometer (NPOI) also located at that site. The Observatory also operates smaller research telescopes at its historic site on Mars Hill and in Australia