• John Marshall Park - Carol R. Johnson Associates, Inc.
• Park Dedication News Release
• Pennsylvania Avenue Development Corporation - The Next Steps
• John Marshall Park
• John Marshall
• Magnets for People - Planning the Parks Along Pennsylvania Avenue (The Washington Post 12/19/81)
• Special Spaces For Springtime (The Washington Post 4/30/83)

(The above information was provided by Landscape Architects, Carol R. Johnson Associates, Inc.)