Friendship House (Washington, D.C.)
Friendship House (also known as The Maples, Maple Square, or Duncanson House) is a Georgian townhouse, located at 619 D Street, (630 South Carolina Avenue), Southeast, Washington, D.C., in the Capitol Hill neighborhood. == History == It was designed by William Lovering in 1795.
Source: Wikipedia — Friendship House (Washington, D.C.) (CC BY-SA 4.0)