Mary Eliza Graydon

Historical marker location:

4400 Massachusetts Avenue Northwest, Spring Valley, District of Columbia

( Marker can be reached from Nebraska Avenue Northwest north of New Mexico Avenue Northwest, on the right when traveling north.)

Marker installed: 1993

The District was originally much larger: The District of Columbia originally included land from both Maryland and Virginia, but in 1846, the portion of the District that had been taken from Virginia was returned to the state.