The Library of Congress provides access to House of Representatives Bill 752 (34th Congress 3rd Session) "A Bill To establish a separate judicial district south of the Gila, and to create the office of surveyor general therein; to provide for the adjudication of certain land claims; to grant donations to actual settlers; to survey certain lands; to provide for the representation of the inhabitants of the 'Gadsden Purchase' in the Territorial legislature of New Mexico, and for other purposes" which Rep. Morrill of Vermont, from the Committee on Territories, brought to the House Committee of the Whole on January 20, 1857.
- On the first Monday in September, 1857, another election was held at Tucson. New petitions to Congress were prepared and Sylvester Mowry was chosen delegate to Congress. He was not admitted.
- September 1, 1858, at Mesilla, and July 3, 1859, Tucson, meetings were held at which Mowry was nominated for reelection. In September he was reelected.