Astronomer and meteorologist. Correspondence, diaries, and other papers relating mainly to Abbe's career with the Weather Service of the Army Signal Corps, his participation in the West African Eclipse Expedition (1880s), and his career in the United States Weather Bureau.

Meteorologist and explorer. Correspondence, reports, journals, scrapbooks, financial records, printed matter, newspaper clippings, and genealogical material relating primarily to Baldwin’s polar explorations, especially the Wellman Polar Expedition (1898-1899) and the Baldwin-Ziegler Polar Expedition (1901-1902).

Meteorologist and mathematician. Correspondence, articles, scientific papers, speeches, presentations, photographs, data and data visualizations in both physical and digital formats. Material in physical format also includes military records, subject files, and book files. Material in digital format also includes games and sound recordings. The collection documents Lorenz's activities as a meteorology professor and his discovery of deterministic chaos.

United States naval officer and meteorologist. Correspondence, memoranda, agendas, notes, speeches, writings, transcripts of radio broadcasts, interviews, biographical material, clippings, printed matter, photographs, and other papers pertaining primarily to Reichelderfer's career in meterorology as chief of the United States Weather Bureau.

Meteorologist and balloonist. Correspondence, financial papers, photographs, writings, maps, tables, charts, newspaper clippings, printed matter, and other material relating chiefly to Rotch's interest in meteorology and aeronautics.

Geophysicist and meteorologist. Correspondence and papers relating primarily to Wexler's career in the United States Weather Bureau and the Weather Service of the United States Air Force.