Drafts and notes for sermons preached in the Presbytery of Argyle and in Baltimore, Philadelphia, and elsewhere.

Deeds, leases, and other legal papers (to 1847); some correspondence of Harriet Martin Williams concerning Presbyterian Church affairs; Williams family history (1895); album of interior views of the Williams (Parker) Mansion, description of the mansion, and a postcard view. Also, two books by Harriet Martin Williams: "The Grey Man" (about John Williams), and "The Woody Hill Meadow," both illustrated with photographs.

Accounts of the women's society (1897-1914); manuals, anniversary publications, historical sketches, eulogies of deceased pastors and other sermons; photographs; and other items. Also, early Salem imprints of proceedings of the Washington County Bible Society (1850-1856, 1871), sermons, and addresses by Alexander Proudfit and Joseph Sweetman.