New Genealogy Records - GenealogyInTime.com

From Genealogyintime.com weekly newsletter:

New Genealogy Records - GenealogyInTime.com: "US – The David Rumsey Map Collection has added 764 new maps online to complement the some 20,000 maps and images already on the website. New maps are added online on a regular basis (the entire offline collection consists of over 150,000 maps). Most of the maps are of America. All the maps are high resolution and users can zoom in and out on various parts of the map. A great resource for genealogists. Access is free. Below is a sample image of part of a map of Philadelphia from 1860. [Link]"