This subseries contains material related to Mikulski's political campaigns for the Baltimore City Council, U. S. House of Representatives, and U. S. Senate, as well as materials related to her service to Democratic party organizations such as the Democratic National Committee.

This subseries contains correspondence, scheduling materials and meeting notes for Mikulski and her staff, travel records, political planning materials, and administrative files associated with Mikulski's office operations in Washington, DC and state offices. Examples of material that may be found in this subseries include staff manuals, "NAV" folders prepared to brief Mikulski for events and meetings, staff memos, form letters, and constituent correspondence.

This subseries contains correspondence, scheduling materials and meeting notes for Mikulski and her staff, travel records, political planning materials, and administrative files associated with Mikulski's office operations in Washington, DC and state offices. Examples of material that may be found in this subseries include staff manuals, "NAV" folders prepared to brief Mikulski for events and meetings, staff memos, form letters, and constituent correspondence.

This subseries contains correspondence, scheduling materials and meeting notes for Mikulski and her staff, travel records, political planning materials, and administrative files associated with Mikulski's office operations in Washington, DC and state offices. Examples of material that may be found in this subseries include staff manuals, "NAV" folders prepared to brief Mikulski for events and meetings, staff memos, form letters, and constituent correspondence.

This subseries contains correspondence, scheduling materials and meeting notes for Mikulski and her staff, travel records, political planning materials, and administrative files associated with Mikulski's office operations in Washington, DC and state offices. Examples of material that may be found in this subseries include staff manuals, "NAV" folders prepared to brief Mikulski for events and meetings, staff memos, form letters, and constituent correspondence.

This subseries contains correspondence, scheduling materials and meeting notes for Mikulski and her staff, travel records, political planning materials, and administrative files associated with Mikulski's office operations in Washington, DC and state offices. Examples of material that may be found in this subseries include staff manuals, "NAV" folders prepared to brief Mikulski for events and meetings, staff memos, form letters, and constituent correspondence.

Aleine Austin was historian and author born in New York City, July 19, 1922. The papers, dating from 1940 to 1991, consist of student notes, lecture notes, published articles, manuscript notes, recordings, photographs, correspondence, and a selection of papers that document Aleine Austin's interest and work in the American labor movement.

Anna Melissa Graves (born 1875) was a writer, teacher, and activist with the Women's International League for Peace and Freedom. This collection consists of typed and hand-written letters, broadsides, and publications dating from 1922-1968.

Anthony Trollope (1815–1882) was one of the most successful, prolific and respected English novelists of the Victorian era. This collection includes materials related to Anthony Trollope, including pamphlets about Trollope and an item from the Trollope Society. Of particular interest is a February 16, 1862 letter written by Trollope to A.N. Zevely (?) of Baltimore. The collection spans 1862 to the mid-20th century.

This subseries contains legislative materials related to committee work, drafts of bills, and floor activity.