Relief shown pictorially. Annotated in black ink on verso: Map of Boston. LC copy imperfect: Brittle; portions of edges missing. Available also through the Library of Congress Web site as a raster image. Gift; Andrew Cosentino; 2000? Acquisitions control no.99-109a
"Washington, D.C., August 1985." Relief shown pictorially and by gradient tints and spot heights. "Supplement to the National Geographic, August 1985, page 142A, vol. 168, no. 2-The Shaping of a Continent." Includes text, 7 ancillary maps, and 10 block diagrams.
Contributor:National Geographic Society (U.S.). Cartographic Division