A Valuable Book. 
Gems and Precious Stones of 
North America: 
\ popular description ot their occurrence, 
value, history, archoeoloi^y and of the col- 
lections in which they exist, also a chapter 
on pearls and on remarkable foreign gems 
owned in t le United States. Illustrated 
with eight colored plates, and numerous 
minor engravings. By GEORGE Fred- 
erick KUNZ, Gem Expert for Messers. 
Tiffany & Co. Large 4to, pp. 33^; cloth, 
gilt, - - s- - - $'10,00 
The K. C: Scientist mailed 
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The following testimonials are a 
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interesting book: > 
It fills a place in the mineralogicai and 
geological libraries of the country that has 
always been vacant. — The Jewelers'' Cata- 
logue. 
This superb work is worthy of a high 
place in the literature of the subject.— 
Scientific American. 
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