- Anacostia River, along northeastern edge of Kenilworth Marsh.1
- Bank of Chesapeake and Ohio Canal opposite Chain Bridge Road, Washington.1
- Bingham Drive, Rock Creek Park, Washington1
- Cor. of Montana & New York Sts.1
- District of Columbia and vicinity, near Lynnhurst, Virginia1
- Eastern branch of the Potomac river1
- Eckington1
- Environs de Washington, D.C.1
- Georgetown1
- Glen Echo Road1
- Glen Echo.1
- Hill west of cabin, Plummers Island1
- Hillcrest Heights Recreation Center, Erie & 30th Sts., SE. 1½ miles S.E. Anacostia1
- Kenilworth Swamp & D.C.1
- Kenilworth Swamp.1
- Kenilworth, along river trail just east of Kenilworth Marsh.1
- Kensington1
- Near 14th St. & Spring St., Rock Creek Park1
- Near Prospect Rock, Plummer's Island1
- North Portal Drive between Tamarack St. & 16th St. N.W. Washington1