The Piney Branch Parkway is made a part of the park system of the District of Columbia defined by § 10-104.
D.C. Code § 10-146
Piney Branch Parkway
July 1, 1918, 40 Stat. 650, ch. 113, § 1
Official source: D.C. Law Library (Council of the District of Columbia). Reproduced from public-domain District of Columbia statutes; confirm against the official source for the current text. Not legal advice.