The Katharine Byrd and Robert G. Breyer Family Papers on Richard E. Byrd contain correspondence, plaques, a scrapbook, clippings, photographs, programs, digital media and other documents related to Katharine Byrd Breyer and her husband Robert G. Breyer's participation in programs honoring Katharine's father, Admiral Richard E. Byrd. The materials mainly relate to posthumous building, ship, and monument dedications, and other ceremonies honoring Richard E. Byrd from locations around the world, including a significant dedication in Wellington, New Zealand, on the fifth anniversary of Byrd's death in 1962. The collection also has a few items dated before Richard E. Byrd's death, including some correspondence sent from Byrd to Katharine and Robert, and one 2007 clipping on Richard E. Byrd collected by Robert G. and Katharine's son, Robert Byrd Breyer. The materials are dated 1938-circa 2000s.

The George M. Troutman Papers, dated circa 1928-1935, contain materials created or collected by George M. Troutman that mostly relate to the first Byrd Antarctic Expedition and document Troutman's connection with some of the expedition's members. In particular, the papers document his relationship with Sidney Greason. Materials include correspondence, photographs, and newspaper clippings. Also included are covers, which are self-addressed, stamped envelopes that have been sent through the mail, that Troutman collected during the second Byrd Antarctic Expedition.

The Byrd Antarctic Expedition II Collection contains collected materials both from and about Byrd Antarctic Expedition II, some of which date before and after the Expedition. A candlestick from an expedition ship dates from 1884, and the rest of the collection dates from 1928 to 2010, with the bulk of materials dating between 1928 and 1935. The collection includes items such as correspondence from expedition members, artifacts from the United States Ship Bear and the expedition itself, a scrapbook, photocopies of the South Pole Radio News published by the expedition, an account of the trip to rescue Admiral Byrd from Advance Base by a crew member, advertisements by sponsors of the expedition, and postal covers.