Consists primarily of correspondence written during his law school days and his service in the Civil War . The recipients of many of these letters were his parents, Judge Peter and Eleanor Brinckerhoff Vredenburgh. The bulk of this correspondence dates from 1856 to 1864. The collection also contains correspondence written by others concerning Peter Vredenburgh's death. Other types of material included in the collection are military papers, including Vredenburgh's commission, miscellaneous Army correspondence and orders, and an 1863 diary.
Church records on deposit .
The MCHA is the repository for some of the churches, mainly Protestant, in the county.