- 100 Scientific Discoveries that Changed the World
- 6 The National Geographic Magazines Bound in to one - Vol. CV January-June, 1954||
- NATIONAL GEOGRAPHIC MAGAZINE, JULY, 1941 [ENTIRE ISSUE]
- NATIONAL GEOGRAPHIC MAGAZINE, SEPTEMBER, 1958 [ENTIRE ISSUE]
- NATIONAL GEOGRAPHIC MAGAZINE, JULY, 1946 [ENTIRE ISSUE] - SEALS OF OUR NATION, STATES, AND TERRITORIES]


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