The collection contains seventeen photo duplicate positives and negatives of Ruins in South and Central America, nineteen pages of photos of the Civil War, eighty-two postcards from Utah, one hundred and four postcards of various places in North America, thirty-three photographs of Columbia taken by Joel Ricks, Jr., one pamphlet of Rocky Mount, North Carolina, and eleven newspaper pages.

Contains drawings of people and ruins in Latin America.

Contains photographic negatives of people, places, and objects associated with Gates' travel in Latin America.

Contains photographs of various people, buildings, documents, and other items.

Contains photographs of various North American Indians.

Contains photographs of people, places, and objects from Mexico and Central America.

Contains stereographs and photographs of people, places, and objects from Peru and Ecuador.

Collection includes photographs, postcards, stereographs, tintypes, glass negatives and positives, lantern slides, and negatives. Includes images of South American archaeological sites and peoples, some of which were taken by E. & H. Anthony.

Contains photographs and postcards taken in various places in North America and Europe.

Contains typescripts of Gates comments on his manuscript collection, notes, and other items.