Map guide to the U.S. federal censuses, 1790-1920
By: William Thorndale and William Dollarhide
Contributors: Dollarhide, William
Publisher: Genealogical Pub. Co.
Published: 1987
Place of publication: Baltimore
Language: eng
Number of pages: 420
Subjects: United States -- Administrative and political divisions -- Maps
Genres: Maps
Notes: Shows U.S. county boundary maps for the census decades superimposed on modern county boundaries. Gives background information on each census, including census availability for each county

Includes index

Bibliography: p. 399-410