Johannes Matter (1882-1970) was professor of political science at Johns Hopkins University. Collection consists of correspondence and reports ranging in date from 1859 to 1933 from the diplomatic papers of Ulysses Grant-Smith and Henry Anthon, U.S. Consular officers.

John Phelps was a Baltimore lawyer and classics scholar. Collection consists largely of manuscript notes compiled by Phelps during his life-long interest in classical studies. The notes include Phelps's research on the prehistoric solar calendar, his linguistic studies on the origins of plant names, personal names, and the names of the Mediterranean islands.

This is an artificially-assembled collection with manuscript materials acquired by Special Collections curators, relating to Latin American history and spanning from the 18th to early 20th century.

Kirby Flower Smith (1862-1918) was professor of Latin at Johns Hopkins University from 1889 until his death in 1918, and published several books on the Roman elegiac poets. The collection consists of reprints, typed transcripts, and thirty notebooks of notes for lectures and articles dating from 1892-1916.

This collection reflects Milton Eisenhower's responsibilities and concerns other than those of his Johns Hopkins presidency.