L.O. King, Jr

year of pub­li­ca­ti­onISBNauthor(s)title
1976978-0-9600938-1-6LeRoy O. King jr.100 Years of Capital Traction: The Story of Streetcars in the Nation's Capital
1987978-0-9600938-2-3John E MerrikenOld Dominion trolley too: A history of the Mount Vernon Line
1993978-0-9600938-3-0John R. Merriken ยท Leroy O. KingEvery Hour on the Hour: A Chronicle of the Washington, Baltimore and Annapolis Electric Railroad (Bulletin of the Central Electric Railfans Association, No. 130)