The Library of Congress THOMAS site is the source for federal legislative information. THOMAS provides several options for finding bills, resolutions, and legislative histories from 1973 to the present. Legislative information can be searched across multiple Congresses. THOMAS is also the source for presidential nominations, treaties, committee reports, legislative resources f becomesbillbillscongresscongressionalhowinformationlawlawslegislativerepresentativesresolutionsresourcessenators with homeliswork