Retrieved November 25, 2021.

^ Pulliam 1901, p. 67, 72.

^ Chitwood, pp. 73–81.

^ Chitwood, pp. 83–84; Crapol, p. 41.

^ Chitwood, pp. 86–88.

^ Kleber, p. 698.

^ Chitwood, pp. 86–87, 99–106.

^ Crapol, p. 41.

^ Chitwood, pp. 99–100; Crapol, p. 41.

^ Chitwood, pp. 105–06.

^ Chitwood, pp. 124–25.

^ Chitwood, pp. 112–20.

^ Chitwood, pp. 120–23.

^ Chitwood, pp. 125–28.

^ Chitwood, p. 132.

^ U.S. Senate. "President pro tempore". Retrieved April 27, 2014.

^ Chitwood, p. 138.

^ Chitwood, p. 134.

^ Jump up to: a b Chitwood, pp. 147–51.

^ Jump up to: a b Seager, pp. 119–21.

^ Hatch, p. 189.

^ Chitwood, pp. 88–98.

^ Chitwood, pp. 152–53.

^ Chitwood, pp. 157–63.

^ Jump up to: a b Seager, pp. 132–33.

^ Peterson, pp. 26–27.

^ Hatch, p. 192.

^ Seager, pp. 134–35.

^ Peterson, p. 27.

^ Leahy, p. 350.

^ Seager, pp. 137–39.

^ Seager, p. 140.

^ Varon

^ Gunderson, pp. 134–139.

^ Jump up to: a b Seager, p. 135.

^ Jump up to: a b Crapol, pp. 17–19.

^ Hatch, p. 193.

^ Seager, p. 141.

^ Peterson, pp. 29–30.

