Washington, Brandywine and Point Lookout Railroad
The Washington, Brandywine & Point Lookout Railroad (WB&PL) (originally, the Southern Maryland Railroad) was an American railroad that operated in southern Maryland and Washington, D.C., from 1918 to 1942. It and other, shorter-lived entities used the right-of-way from 1883 to 1965.
Source: Wikipedia — Washington, Brandywine and Point Lookout Railroad (CC BY-SA 4.0)