The Dr. Carlos Prío Socarrás papers document the life and career of politician Carlos Prío Socarrás, President of Cuba from 1948 to 1952. The materials include correspondence, interviews, photographs, illustrations, and other memorabilia.

The Emilio Nuñez Portuondo Papers contain the personal papers and collections of former Cuban Prime Minister Emilio Nuñez Portuondo. They include hundreds of newspaper clippings, sorted by date, mostly dealing with talks, conferences, and speeches given by Nuñez from the late 1950s to mid-1970s. The collection also includes correspondence with Richard Nixon, his supporters, and others; articles and papers written by and about Nuñez; and a personally signed portrait from Nixon.

The Ileana Ros-Lehtinen Collection contains clippings, brochures, and campaign material from U.S. Congresswoman Ileana Ros-Lehtinen.

The Nuñez Family Collection includes documents and papers from various members of the Nuñez family, including former Cuban prime minister and UN Security Council head Emilio Nuñez Portuondo, lawyer Emilio Nuñez Rodriguez, and tax accountant G. Ricardo Nuñez Portuondo.