Prime meridian: Washington, DC LC copy has slip attached: Colton's general atlas, G. Woolworth Colton, J. H. Colton, New York, 1863, Property of Andrew Arthur Benton, New York, N. Y. LC copy stamped on: 626888. Available also through the Library of Congress Web site as a raster image.
J.H. Colton &amp; Co.; Colton, G. Woolworth (George Woolworth)
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/2013593025/">https://www.loc.gov/item/2013593025/</a>