90 BIBLIOGRAPHICAL NOTICES. 



present minibcr is onlj'^ one half the size thut was jjroni- 

 ised in the prospectus bf 1870, and somewhat l)oliind 

 time. The cause we shall charire to our printer, for we 

 had our cop}' ready early in J)cccm])er, and besides we 

 had abundant subscription to })ublish it. We shall issue 

 the April number, of the same size as this one, and but a 

 little behind time. Our subscribers may rest assured that 

 they will irct the full numl)er of pages pnmiised by us. 

 "We would further state that our subscription list is stead- 

 ily increasing, and we have every prospect of seeing the 

 Archives of Science on a living basis. 



» ♦ ♦ 



HIHLKXJKAPIIICAI. NOTICES. 



A Treatise On Ore Deposits. By liernhard Von Cotta. I'rofcssor of 

 Geology in the Royal School of Mines, Freiberg, Saxony. Translated 

 by Frederick Prime. Jr. JMining Engineer. Published by I). Van 

 Nostrand, 23 Murvay and 27 Warren stree^, N. Y. pp. 574. 



This work is divided into two part^?: General and Special. The first 

 or General part giv(!S an introduction into the principles of Ore Depos- 

 its, occujiying 94 pages. The second or Special pail, occupying the 

 remainder of the work, treats of the most imjjortant Ore Deposits of 

 Eurojje without any particular reference to their geograi)hical distri- 

 bution. The following order of description is observed : 1 Germany, 

 commencing with th<' Erzgebirge; 2 The Carpathian Countries; Gel- 

 licia, Transylvania, Hungary, lianat, and Sei'via; 3 The Alps in their 

 entire extent; 4 Italy; 5 France; 6 Spain; 7 Great Britain; 8 Scandina- 

 via; 9 European Russia. 



Under each locality a description of the minerals present, are given, 

 showing all the peculiarities of the manner of their oecurance. with 

 many deposits, the geological formations surounding them are also 

 given, and in many instances, illustrations of the strata and deposits 

 are added. 



An index of places is given at the end of the work, which facilitates 

 reference to localities ; also an index of some technical or unusual 

 Avords, expressions and definitions is given. 



First Annual Report on the Noxious, Beneficial, and Other Insects of 

 the State of Missouri. By C. V. Riley, State Entomologist. 1869. 2 

 Plates. 98 Wood-Cuts. pp. 181. 



Second Annual Report on the Noxious, Beneficial, and Other Insects 

 of the State of Missouri, By C. V. Riley, State Entomologist. 1870. 

 99 ^Vood cuts. pp. 135. 



These Repoi'ts are replete with information useful to agi'iculturists, 

 and important to practical entomologists. We wish our own State 



