"An Analysis of Ruffin's Farmers' Register, with a bibliography of Edmund Ruffin. "; "Swem, E. G. (Earl Gregg), 1870-1965."; "Ruffin, Edmund, 1794-1865--Bibliography."; "Agriculture--Virginia--Bibliography.", "Farmers' register. Index."; "Swem, E. G. (Earl Gregg), 1870-1965."; "1918"; "Journal issue. Issued as: Bulletin of the Virginia State Library, v.11:no.3/4 (1918:July/Oct.). "; ""; "P2002"; "pec"; "Farmers' register. Index.", "Agriculture--Virginia--Bibliography.", "Ruffin, Edmund, 1794-1865--Bibliography."; "14256"; .