As the name implies, this site has collected wonderful maps of US historical periods, including the Colonial Period. A collection of documents including the First Thanksgiving Proclamation and links to sites including Jamestown, the Salem Witch Trials,and the French and Indian War. Provides links to other internet biographies. Lots of great links to other pages. Hargrett Library at the University of Georgia collection of about 800 maps spanning the time period from 16th through the early 20th century.
Information appears to be well-researched from primary source materials.