Cripe, H., Campbell, D., & Cripe, H. (1977). American manuscripts, 1763-1815: An index to documents described in auction records and dealers' catalogues. Wilmington, DE: Scholarly Resources.

Cripe, Helen., Diane Campbell, and Helen Cripe. American Manuscripts, 1763-1815: An Index to Documents Described in Auction Records and Dealers' Catalogues. Wilmington, DE: Scholarly Resources, 1977.

Cripe, Helen., Diane Campbell, and Helen Cripe. American Manuscripts, 1763-1815: An Index to Documents Described in Auction Records and Dealers' Catalogues. Wilmington, DE: Scholarly Resources, 1977.