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 audiovisual media in a variety of formats on a variety of topics from across Mikulski's career. The bulk of materials are recordings of speeches, interviews, and campaign ads.

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

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

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

This subseries contains drafts of speeches and talking points, op-eds, press releases and newsletters produced by Mikulski and her press office, as well as newspaper clippings that mention her work.

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

This subseries contains drafts of speeches and talking points, op-eds, press releases and newsletters produced by Mikulski and her press office, as well as newspaper clippings that mention her work.

This subseries contains drafts of speeches and talking points, op-eds, press releases and newsletters produced by Mikulski and her press office, as well as newspaper clippings that mention her work.

This subseries contains drafts of speeches and talking points, op-eds, press releases and newsletters produced by Mikulski and her press office, as well as newspaper clippings that mention her work.

This subseries contains drafts of speeches and talking points, op-eds, press releases and newsletters produced by Mikulski and her press office, as well as newspaper clippings that mention her work.

This subseries contains audiovisual media in a variety of formats on a variety of topics from across Mikulski's career. The bulk of materials are recordings of speeches, interviews, and campaign ads.

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

This subseries contains files associated with project and grant requests that Mikulski's office received. Project files document assistance from Mikulski's office to an organization or community in their interactions with one or more federal agencies on an issue.