Using a Historic Map Overlay

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Map display prepared by Stephen A Conner

Red Markers: More data is at the Baltimore County Genealogical Society Library.
Blue Markers: NO data at BCGS.

Select the image on the right to view the signs and abbreviations. It will open in a new window. You can tab back and forth. David Rumsey – The David Rumsey Collection. Martenet’s Map of Maryland, Atlas Edition, Under the Patronage of the Legislature. Martenet, Simon J., Baltimore, Marylnd 1866. Accessed 05 July 2014 <http://www.davidrumsey.com/luna/servlet/s/yr9399>.

About the David Rumsey Collection

The David Rumsey Map Collection was started over 25 years ago and contains more than 150,000 maps. The collection focuses on rare 18th and 19th century maps of North and South America, although it also has maps of the World, Asia, Africa, Europe, and Oceania. The collection includes atlases, wall maps, globes, school geographies, pocket maps, books of exploration, maritime charts, and a variety of cartographic materials including pocket, wall, children’s, and manuscript maps. Items range in date from about 1700 to 1950s. Digitization of the collection began in 1996 and there are now over 51,000 items online, with new additions added regularly. The site is free and open to the public… Read More at About The David Rumsey Collection.