Alan Cressler: Alan Cressler, Prehistoric Pictographs, Sandstone Rock Shelter, Kentucky 1
Alan Cressler: Cane Torch Stoke Marks, and Possible Prehistoric Petroglyphs, Mammoth Cave, Kentucky 1
Alan Cressler: Caseyville Shelter, Cupules and Mortar (55 cm deep), Warren County, Kentucky 1
Alan Cressler: Caseyville Shelter, Cupules and Mortar (55 cm deep), Warren County, Kentucky 1 Enhanced
Alan Cressler: Caseyville Shelter, Cupules, Warren County, Kentucky 1
Alan Cressler: Caseyville Shelter, Cupules, Warren County, Kentucky 1 Enhanced
Alan Cressler: Caseyville Shelter, Groove Petroglyphs, Warren County, Kentucky 1
Alan Cressler: Caseyville Shelter, Groove Petroglyphs, Warren County, Kentucky 2
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 1
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 1 Scale
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 2
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 2 Scale
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 2 Scale, Enhanced
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 3
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 3 Scale
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 3 Scale Enhanced A
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 3 Scale, Enhanced
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 4 Scale
Alan Cressler: Caseyville Shelter, Prehistoric Pictographs, Warren County, Kentucky 4 Scale, Enhanced
Alan Cressler: Groove Petroglyph Panel, Warren County, Kentucky 1
Alan Cressler: Mammoth Cave, Prehistoric Petroglyph, Mammoth Cave National Park, Edmonson County, Kentucky 1
Alan Cressler: Mammoth Cave, Prehistoric Petroglyph, and Cane Torch Stoke Marks, Image No. 1, Mammoth Cave National Park, Edmonson County, Kentucky 1
Alan Cressler: Mammoth Cave, Prehistoric Petroglyph, and Cane Torch Stoke Marks, Image No. 1, Mammoth Cave National Park, Edmonson County, Kentucky 2
Alan Cressler: Mammoth Cave, Prehistoric Petroglyph, and Cane Torch Stoke Marks, Image No. 3, Mammoth Cave National Park, Edmonson County, Kentucky 2
Alan Cressler: Mammoth Cave, Prehistoric Petroglyphs, and Cane Torch Stoke Marks, Image No. 2, Mammoth Cave National Park, Edmonson County, Kentucky 1
Alan Cressler: Mammoth Cave, Prehistoric Petroglyphs, and Cane Torch Stoke Marks, Image No. 2, Mammoth Cave National Park, Edmonson County, Kentucky 2
Alan Cressler: Mammoth Cave, Prehistoric Petroglyphs, and Cane Torch Stoke Marks, Image No. 2, Mammoth Cave National Park, Edmonson County, Kentucky 3
Alan Cressler: Mammoth Cave, Prehistoric Petroglyphs, and Cane Torch Stoke Marks, Image No. 3, Mammoth Cave National Park, Edmonson County, Kentucky 1
Alan Cressler: Mammoth Cave, Prehistoric Pictograph, Mammoth Cave National Park, Edmonson County, Kentucky 1
Alan Cressler: Mammoth Cave, Prehistoric Pictograph, Mammoth Cave National Park, Edmonson County, Kentucky 2