ProQuest Dissertations & Theses Open Comprehensive online collection of primary source congressional publications and legislative research materials covering all topics, including government, current events, politics, economics, business, science and technology, international relations, social issues, finance, insurance, and medicine. Finding aid for congressional hearings, committee prints, committee reports and documents from 1970-present, and the daily Congressional Record from 1985-present. Compiled legislative histories from 1969-present.