Ristow, W. W. 1., & Graziani, M. E. (1968). Facsimiles of rare historical maps: A list of reproductions for sale by various publishers and distributors (3d ed., rev. and enl.). Washington: [Library of Congress].

Ristow, Walter W. 1908-2006., and Mary E. Graziani. Facsimiles of Rare Historical Maps: A List of Reproductions for Sale By Various Publishers and Distributors. 3d ed., rev. and enl. Washington: [Library of Congress], 1968.

Ristow, Walter W. 1908-2006., and Mary E. Graziani. Facsimiles of Rare Historical Maps: A List of Reproductions for Sale By Various Publishers and Distributors. 3d ed., rev. and enl. Washington: [Library of Congress], 1968.