FALLS CHURCH, VA.- An extraordinary private collection of more than 100 maps documenting the topographical history and development of Washington D.C. will be auctioned on Thursday, May 20, 2010 at Quinn’s Auction Galleries & Waverly Rare Books in Falls Church. The property of Washingtonian John Richman, the collection of rare maps traces over 200 years of the District’s physical progress, including the dredging of the Potomac that enabled the creation of a unified new city. “This collection is a virtual 200-year time capsule of how Washington was established, how it looked before the District was formed, and how the aspects of some of its most important landmarks changed the landscape,” said Matthew C. Quinn, co-owner of Quinn’s Auctions. “There are maps of the City of Alexandria, the City of Georgetown, and then the newly established City of Washington. Additionally, there are maps