Congressional Information Service

• Statistical reference index annual
• CIS index to U.S. executive branch documents, 1789-1909
• CIS index to unpublished US House of Representatives committee hearings, 1937-1946
• CIS index to unpublished US House of Representatives committee hearings, 1947-1954
• CIS index to unpublished US Senate committee hearings
• CIS index to unpublished US Senate committee hearings
• CIS US congressional committee hearings index
• CIS US congressional committee hearings index
• CIS US serial set index
• Guide to 1980 U.S. decennial census publications
• 1979-1982 CIS FOUR-YEAR CUMULATIVE INDEX
• American statistics index