
Digging Deep
Editor’s Note: A version of this story was published in the Spring 2022 issue of Extant, a publication of the Preservation Alliance for Greater Philadelphia.
When archeologists began excavating at 6th and Market Streets in 2007, they weren’t certain they would even find any remnants of the 1767 house where George and Martha Washington famously once lived. It was likely, they believed, that any substantial physical evidence of the President’s House had been obliterated by development in the 19th