The Geographical Magazine July 1957

Hobbies The Magazine for Collectors August 1957 American Composite

Newsweek Magazine August 5, 1957 Knowland of California

The National Geographic Magazine Jan - June 1957 Volume 111 Vintage Book

The Geographical Magazine August 1967

National Geographic WORLD Magazine August 1978 Grizzly Adams On The Cover

Newsweek Magazine August 5, 1957 Knowland of California

National Geographic Magazine November 1957 No Supplement