v. 1. Alabama, Alaska, Arizona, Arkansas, California.
v. 2. California, Colorado, Connecticut, Delaware, Dist. of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois.
v. 3. Illinois, Indiana, Iowa, Kansas, Kentucky.
v. 4. Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota.
v. 5. Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York.
v. 6. New York, North Carolina, North Dakota, Ohio.
v. 7. Ohio, Oklahoma, Oregon, Pennsylvania.
v. 8. Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah.
v. 9. Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, Puerto Rico.
v. 10 Statistical supplement to Congressional profiles, 1972 to 1974.
