Map Guide to the U.S. Federal Censuses, 1790-1920

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2009 reprint. Co-written by William Thorndale and William Dollarhide. The county has always been used as the basic Federal census unit. Genealogical research in the census, therefo re, begins with identifying the correct county jurisdictions. This work shows all U.S. county boundaries from 1790 to 1920. On each of the nearly 400 maps the old county lines are superimposed over the modern ones to highlight the boundary changes at ten-year intervals. The detail in this work is exhaustive and of such impeccable standards that there is little wonder why this award-winning publication is the number one tool in U.S. census research. Paperback. Genealogical Publishing, 1987. 445 pages. Show more