About 250 letters in 34 folders, mostly written during 1855 by C.M. Dupuy and in 1856 by John Wilson to New York officials reporting on land sales. Also included is one from Gov. A.C. French concerning conveyance of land, Mar. 27, 1852; from Stephen A. Douglas with deed, Feb. 25, 1853; from Mason Brayman concerning land purchaser, Oct. 6, 1852; from J.A. Marshall about Chicago lands, June 30,1854; from J.A. Rockwell about Washington activities, Oct. 29, 1855; and from Peter Daggy about Land Dept. employees' losses in Chicago fire, Oct. 17, 1871. Many are requests from local citizens for land information, and from land agents; a few from S.D. Lockwood and others answering circular announcing construction bonds and giving opinions on land values, May-Aug. 1851. Also includes a few newsclippings and advertisements for land sales.

The letter from Stephen A. Douglas is mutilated at the bottom; there is a cut below the signature.