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.
Charles J. Guiteau the work of Noyes. He wandered from town to town lecturing to any and all who would listen to his religious ramblings, and in December 1877 gave a lecture at the Congregational Church in Washington, D.C. Guiteau spent the first half of 1880 in Boston, which he left owing money and under suspicion of theft. On June 11, 1880, he was a passenger on the SS "Stonington" when it collided with the SS "Narragansett" at night in heavy fog. The "Stonington" was able to return to port, but the "Narragansett" burned to the waterline and sank, with significant loss of