Statutes at Large, 2nd Congress, 1st Session, p. 239.
The bill originally specified a 30-day period for the states to choose their electors. Annals of Congress, House of Representatives, 2nd Congress, 1st Session, p. 278.
Statutes at Large, 28th Congress, 2nd Session, p. 721.
Congressional Globe, House of Representatives, 28th Congress, 2nd Session, pp. 14-15.