He was also responsible for much of the early knowledge on Hawaiian volcanism. Dana's best known books included: System of Mineralogy (1837), Manual of Mineralogy (1848) became a standard college text and has been continuously revised and updated and the 23 edition is now in print, and between 1856-57 he published a number of books which attempted to reconcile scientific findings with the Bible. His handwritten note just below his signature, in full: who was once a boy too, and played ball, spinned a top, & made snow forts, but now is a grown up to be a man, and, on this 12. Of February, is just 81 years old.In fine condition, with minor age toning. This item has been authenticated and is accompanied by a Certificate of Authenticity issued by our parent company, History Makers Autographs. We financially stand behind our COA. Ask us about our PSA/DNA and JSA authentication guarantee. YES, WE DO OFFER A LAYAWAY PLAN. THIS IS AN ORIGINAL HAND SIGNED AUTOGRAPH. We do not sell reprints or facsimile autographs. We closed our retail galleries and no ware totally internet sales oriented. We are a long-time member of UACC #RD337, PADAH, and the Manuscript Society. Our collectibles make for fantastic additions to long standing collections, great starting points for new collectors looking for trusted authentic material, and make for a truly unique gifts for that special person in your life or corporate gift for a special client. History Makers Autographs offers one of the strongest guarantees available by any dealer. We unconditionally guarantee the authenticity of the document/artwork, without time limit, to the original purchaser. Every item we sell comes with a Certificate of Authenticity clearly stating this guarantee. This item is in the category "Collectibles\Autographs\Other Collectible Autographs". The seller is "stevnowli_0" and is located in this country: US. This item can be shipped worldwide.