- The Library Shop
- Privacy Policy
- Rules and Regulations
- Using the Internet
- Website Terms and Conditions
- Gifts of Materials to NYPL
-
© The New York Public Library, 2026
The New York Public Library is a 501(c)(3) | EIN 13-1887440
A journey to the earth's interior: or, Have the poles really been discovered?
General Research Division, The New York Public Library. "Showing the earth bisected centrally through the polar openings and at right angles to the equator, giving a clear view of the central sun and the interior continents and oceans" The New York Public Library Digital Collections. 1920. https://old-digitalcollections.nypl.org/items/8fdc4e90-a523-0130-2b7a-58d385a7bbd0
General Research Division, The New York Public Library. "Showing the earth bisected centrally through the polar openings and at right angles to the equator, giving a clear view of the central sun and the interior continents and oceans" New York Public Library Digital Collections. Accessed September 20, 2026. https://old-digitalcollections.nypl.org/items/8fdc4e90-a523-0130-2b7a-58d385a7bbd0
General Research Division, The New York Public Library. (1920). Showing the earth bisected centrally through the polar openings and at right angles to the equator, giving a clear view of the central sun and the interior continents and oceans Retrieved from https://old-digitalcollections.nypl.org/items/8fdc4e90-a523-0130-2b7a-58d385a7bbd0
<ref name=NYPL>{{cite web | url=https://old-digitalcollections.nypl.org/items/8fdc4e90-a523-0130-2b7a-58d385a7bbd0 | title=
(still image)
Showing the earth bisected centrally through the polar openings and at right angles to the equator, giving a clear view of the central sun and the interior continents and oceans, (1920)
|author=Digital Collections, The New York Public Library |accessdate=September 20, 2026 |publisher=The New York Public Library, Astor, Lenox, and Tilden Foundations}}</ref>