Caveman, Carlsbad Cavern National Park [Postcard]
Caveman, Carlsbad Caverns National Park, New Mexico [Postcard]
Cedar, Juniperus Scopulorum, Yellowstone Park [Postcard]
Central Avenue Showing Medical Arts Building and Arlington Hotel, Hot Springs National Park, AR [Postcard]
Central Avenue Showing Medical Arts Building and Arlington Hotel, Hot Springs National Park, Arkansas [Postcard]
Chapel of the Transfiguration, Grand Teton National Park, Wyoming [Postcard]
Chasm Falls, Fall River Road, Rocky Mountain National Park, CO [Postcard]
Cherokee Indian Basket Maker on Cherokee Indian Reservation adjoining Great Smoky Mountains National Park [Postcard]
Chimney Rock on Cody Way to Yellowstone National Park [Postcard]
Chimney Rock, Cody Road, Yellowstone Park [Postcard]
Chimney Tops as Seen from Park Highway, Great Smoky Mountains National Park [Postcard]
Chimney Tops from Little Pigeon River by Moonlight, Great Smoky Mountains National Park [Postcard]
Chimney Tops from Under the Chimney Bridge, Great Smoky Mountains National Park [Postcard]
Chinese Temple in Mammoth Cave [Postcard]
Chittenden Bridge and Auto Stages, Yellowstone Park [Postcard]
Christmas Tree Park, Yellowstone Park [Postcard]
Cleopatra Terrace, Mammoth Hot Springs, Yellowstone Park [Postcard]
Clepsydra Geyser, Yellowstone National Park [Postcard]
Cliff Palace, Mesa Verde National Park, CO [Postcard]
Climbing out of Rock Creek Canon to Beartooth Plateau, Cooke City--Red Lodge Highway to Yellowstone [Postcard]
