American Museum of Natural History:
John Burroughs
American Museum of Natural History:
John Burroughs
American Museum of Natural History:
Woodchuck Lodge
American Museum of Natural History:
Muir Woods
American Museum of Natural History:
Grand Gorge
American Museum of Natural History:
Old Faithful
American Museum of Natural History:
Mt. Wilson
American Museum of Natural History:
Yellowstone
American Museum of Natural History:
John Burroughs on Muir Glacier
American Museum of Natural History:
John Burroughs and President Theodore Roosevelt
American Museum of Natural History:
John Burroughs
American Museum of Natural History:
John Burroughs and John Muir
American Museum of Natural History:
John Burroughs
American Museum of Natural History:
John Burroughs
American Museum of Natural History:
John Burroughs
American Museum of Natural History:
John Burroughs