The following is a journalized book circa 1819 with articles from before and around this time onward:
- Beginning of book
- Drawings (pp 29-33)
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List of books tending to elucidate and support Symmes' Theory of the Earth
- The Possibility of approaching the North Pole asserted by the Hon. D. Barrington, with an appendix, containing papers on the same subject and on a North-West Passage. by Coln. Beaufoy, 1 Vol. 8 vo. London, 1818.
- Heinez Journal from Hudsons Bay to the North Ocean in 1769, 1770, 1771, & 1772. 1 Vol. Dublin 1796.
- ... <TODO: complete list of 22 references>
- Printed articles (remainder of the book)