National Gallery of Art two months after excavation had begun. At the time of its inception it was the largest marble structure in the world. The museum stands on the former site of the Baltimore and Potomac Railroad station, where in 1881 a disgruntled office seeker, Charles Guiteau, shot President James Garfield (see James A. Garfield assassination). As anticipated by Mellon, the creation of the National Gallery encouraged the donation of other substantial art collections by a number of private donors. Founding benefactors included such individuals as Paul Mellon, Samuel H. Kress, Rush H. Kress, Ailsa Mellon Bruce, Chester Dale, Joseph Widener, Lessing J.
James A. Garfield on a more modest scale than Garfield and Hunt had envisioned, ultimately ending in the construction of the Squadron of Evolution. Garfield was shot by Charles J. Guiteau, a disgruntled office seeker, at the Baltimore and Potomac Railroad Station in Washington, D.C. on July 2, 1881. After eleven weeks of intensive and other care Garfield died in Elberon, New Jersey, the second of four presidents to be assassinated, following Abraham Lincoln. Guiteau had followed various professions in his life, but in 1880 had determined to gain federal office by supporting what he expected would be the winning Republican ticket. He