The Frederick O'Hara papers show his life's work and the collection of postcard and photographs he personally kept. The papers include audio cassettes of interviews with him and exhibition catalogs, photographs, and pamphlets of his art gallery shows.

Collection contains photographs of the Ohio State football team (Big Ten Champions) stopping at the Albuquerque train station on route to the Rose Bowl in 1921 and snapshots of the Yale Campus (1920) and Bowl game (1924). It also includes various scenes of New Mexico.

The album contains postcards that appear to be souvenirs of travel.

A fourteen page handwritten essay on Santa Fe architecture by Helen Campbell that appears to have been written in the 1920s. Essay is illustrated with black and white photographs and postcards of various structures in Santa Fe, New Mexico

Photograph album with nearly 500 black and white photographs of Dr. Howard Firth Haworth's trip through Argentina, Brazil, Chile, and Uruguay, 1936.

This collection consists of 19 historical postcards. These postcards were used to promote New Mexico tourism in the early 20th century. The majority feature the Fred Harvey stamp. The postcards portray New Mexican Harvey properties such as The Alvarado, El Ortiz, and La Fonda hotels, as well as local landmarks and cultural scenes.

Two photographic postcards and one photograph of a vehicle, wind-powered water pump and iron croppings at the Jones Iron Mine.

The collection contains photographs and other illustrative material of 19th and 20th Native Americans and pueblos.

Collection consists of one letter from Shodo Kanamura to Tokuichi Niimi (Arizona), 1944 (with translation) and Postcard from Miyazawa Yasutaro to Marian White, (Washington), no date. Postcard is in English; writer is an American of Japanese descent, who was at the detention station in Santa Fe, New Mexico during World War II.

Collection consists of assorted postal cards from soliciting business firms to John Bouquet, and other persons in the Pojoque Valley, N.M.

Four postcards to Albert Melton in Clayton, New Mexico from his brother in Mesilla, New Mexico in 1909 and one unidentified postcard. Scenes on postcard depict the Las Cruces area.

Photographs and postcards of author Joseph Foster's family and travel, with additional unidentified subjects.

This collection contains correspondence, notes, and a diary pertaining to Thomas K. and Minnie Laird.

The Latin American Ephemera Pictorial Collection is comprised of ephemera (slides, political posters, lithographic cards, political caricatures, advertisements, bookmarks, photographs, book covers, and postcards) from Latin America.

All material in this collection is related to Billy the Kid.

Sentimental Mexican postcards from the early 20th century

Collection includes photographs of Governor Miguel Antonio Otero, his family, and friends.