Herbert R. Morgan

Historical marker location:

3706 Calvert Street Northwest, Glover Park, District of Columbia

( Marker is on Calvert Street Northwest west of 37th Street Northwest, on the right when traveling east. Reported damaged.)

Marker installed: 2009

The city was built on a swamp: The area that is now Washington, D.C. was originally a swampy, marshy region along the Potomac River. The construction of the city involved extensive drainage and landfill projects to make the land suitable for building.