Mostly autograph letters signed to John James Ingalls from John Warwick Daniel (February 18); Levi Parsons Morton (February 21, June 13, June 15, June 22, December 2); James Gillespie Blaine (April 22, October 9); John Tyler Morgan (September 1); Matthew Stanley Quay (October 11); Charles Anderson Dana (November 11 and 26); and Shelby Moore Cullom (December 9).