“Colby College in Waterville, Me., has been promised 464 works of art by American masters including John Singer Sargent, Mary Cassatt, George Inness, William Merritt Chase, Winslow Homer, Edward Hopper and Georgia O’Keeffe. The collection, worth more than $100 million, was formed by Peter and Paula Lunder of Waterville, longtime benefactors of the college.”