- History of Winter Park by Ray A Trovillion, 1973
- The preservation and management of vegetation in ravines in Highland Park, Illinois: A report by Kenneth Ray Robertson, 1977
- The trust fund policy of Minnesota: Open letter to Governor Theodore Christianson by Ray Park Chase, 1927
- Education and national parks (National parks series) by Ray Chapman-Taylor, 1976
- Education and national parks (National Parks series) by Ray Chapman-Taylor, 1971
- Hidden Big Island of Hawaii: Including the Kona Coast, Hilo, Kailua, and Volcanoes National Park (Hidden Travel) by Ray Riegert, 2005-09-23
- Read on: Park Road Clothes Show Level 6 by Rita Ray, 2004-05-20
- Alan Turing: The Troubled Genius of Bletchley Park Hall (Makers of Modern Science) by Ray Spangenburg, Diane Kit Moser, 2010-12
- History Owensboro Parks and Recreation 1815-1990 by Evan Ray Russell, 1990
- A Cruising Guide to the Exuma Cays Land and Sea Park: Approaches, Routes, Anchorages, Flora, Fauna, History, and Lore of the Exuma Cays Land and Sea Park Including Sketch Charts by Stephen J Pavlidis, Ray Darville, 1994
- A Pictorial Study of Mammoth Cave and Mammoth Cave National Park by W. Ray Scott, 1951
- Paving the way: key to snow removal success is effective leadership.: An article from: Parks & Recreation by David Ray, 2005-01-01
- IN OVER YOUR HEAD.(Marine Corps Base Camp Pendleton introduces underwater adventure)(Brief Article): An article from: Parks & Recreation by Ray Simon, 1998-12-01
- Big Bend National Park: Land of Dramatic Contrasts and Scenic Grandeur by W. Ray Scott, 1966-01-01
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