Title | Date | Source Type | |
1969–1971: The Ninety-First Congress | 1969 - 1971 | Encyclopedia Entry | |
Party Switches, Special Elections, and Post-Election Changes 1971–1972 | 1971 - 1972 | Facts & Figures | |
Roudebush v. Hartke | Feb. 23, 1972 | Case Summary | |
The Political Year, 1970 | 1970 | Election Analysis |