1838. Ensign, T., active 1838-1840, publisher, Hammond, John T., approximately 1820-, and Phelps, Humphrey,active 19th century,publisher. Counties shown in colors. Prime meridian : [Washington]. 'Entered according to act of Congress in the year 1836 by Humphrey Phelps & Bela S. Squire... Humphrey Phelps & T. Ensign,.
Search Results
2011. United States. Bureau of Transportation Statistics. This data set includes cities in the United States, Puerto Rico and the U.S. Virgin Islands. These cities were collected from the 1970 National Atl... U.S. Geological Survey.
2004. National Atlas of the United States. This point shapefile includes Holocene volcanoes, which are those thought to be active in the last 10,000 years, that are within an extended area o... National Atlas of the United States.
1903. Higgins & Co. Maps. Higgins & Co.