Quin v. George Washington University , 407 A.2d 580 ( 1979 )
Marshall v. Townsend , 464 A.2d 144 ( 1983 )
General Elevator Co. v. District of Columbia , 481 A.2d 116 ( 1984 )
Washington Hospital Center v. Martin , 454 A.2d 306 ( 1982 )