The bulk of the collection documents William Emory's service on the Mexican boundary survey in the years 1848 to 1858. Series I contains correspondence with members of the boundary commission, the American and Mexican Survey parties, and government officials. Correspondence for 1849-50 describes California during the Gold Rush and Forty-Niners on the Gila route. There are also other military records. Series II contains letters and other records from Emory's service in Kansas and in the Civil War.
Connecticut's Archives Online