The Dennis Anthony Wagner Jr. Operation Highjump Papers contain correspondence, ephemera, mounted photographs on loose scrapbook pages, and approximately 200 loose photographs taken while Wagner was serving in Operation Highjump, a Navy Antarctic expedition. The scrapbooks pages, likely previous parts of a bound scrapbook, consist of mounted photographs with handwritten captions and titles for groups of photographs on the pages. Photographs in the collection depict Navy ships, sailors, transportation, camp buildings, camp life, and landscapes in Antarctica. The collection also contains a souvenir program from the expedition, clippings about Admiral Richard E. Byrd's death, and correspondence between Wagner and Richard E. Byrd after the expedition. The collection dates from 1946-1957.

The Donald L. Jeanroy Papers, which dates from 1954-1958, 2005, 2012, with most of the material dating from 1954-1958, contains scrapbooks, publications, photographs, biographical information, correspondence, a patch, postal covers and postcards. Most of the collection's correspondence is addressed to Marie "Mom" Jeanroy. Also includes a collection of letters sent to Nadine Parkinson. The two were penpals during this time. The 2005 and 2012 materials are journal articles authored by Jeanroy regarding his participation in Operation Highjump.

The Richard Lockhart Papers, dated 1945-1997, contains diaries, articles, correspondence, photographs, a certificate and a scrapbook regarding Operation Highjump, 1946-1947, and the United States Ship Pine Island.