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.
1880 United States presidential election for months, eventually declining to return either man to the Senate. Before that result was known, however, tragedy struck as Charles Guiteau, a mentally unstable man disappointed at being unable to secure a patronage appointment, shot Garfield on July 2, 1881. Garfield lingered for two-and-a-half months before dying on September 19, 1881. Vice President Chester A. Arthur, the New York Stalwart, was sworn in as president that night. Garfield's murder by a spoilsman inspired the nation to reform the civil service—and Arthur, erstwhile member of the Conkling machine, joined the cause. In 1883, a bipartisan majority in Congress passed the