SCIENCE 



Editoeial Committee : S. Newcomb, Mathematics ; E. S. Woodwaed, Mechanics ; E. C. Pickeeing, 



Astronomy; T. C. Mendenhall, Physics; E. H. Thubston, Engineering; Iea Eemsen, Chemistry; 



J. Le Conte, Geology; W. M. Davis, Physiography; O. C. Maesh, Paleontology; W. K. 



Beooks, C. Haet Meeeiam, Zoology; S. H. Scuddee, Entomology; N. L. Beitton, 



Botany ; Heney F. Osboen, General Biology ; H. P. Bowditch, Physiology ; 



J. S. Billings, Hygiene ; J. McKeen Cattell, Psychology ; 



Daniel G. Beinton, J. W. Powell, Anthropology ; 



G. Beown Goode, Scientific Organization. 



Friday, July 17, 1896. ^ CENTRAL WISCONSIN BASELEVEL. 



- The crystalline rocks of central Wiscon- 



CONTENTS : sin north of the Potsdam sandstone, in the 



A Central Wisconsin Basdevel: C. E. VAN HisE... 57 district including Grand Kapids, Stevens 



r. . , ,, ,. . ., TT : -, c. . -n -CI Point, Mosinee, Wausau, Marshfield, Mer- 



JJecimal Numeration m the United States: Jbj. E. .n t i 



Slosson 59 ^^^^' ^^^ other towns, are of a very complex 



mi TT ^ .1 ^ . ^ . ^r.m character.* In the southern part of the 



Tlie Use of the Sair Hygrometer: C. C. Teow- ,...„,, 



BEiDGE ' .... 62 district IS found a large area of the typical 



. ,^ „ . , ^ ,. , rocks of the Archean. North of this is an 



Instruction in Natural History in the Jaram des -, n -,• 



Plantes, Paris: Chaeles Eaele 65 ^rea composed of sedimentary and igneous 



Current Notes on Anthropology:- ^^^ks belonging tO the Huronian. The 



The Iron Age in America; On Endo-Cannibalism : igneOUS rocks have the greatest variety, in- 



D. G. Beinton 67 eluding plutonic and volcanic varieties, as 



Scientific Notes and News : — well as basic, acid, and intermediate facies. 



Lord Kelvin; The Royal Geographical Society; T^g whole region is One of intense folding 



Tidal Waves in the Pacific ; ProtecUve Sounds and ^^^ metamorphism. The schistosity of the 



Colors; Neurologic Nomenclature; Government ■, . , , ^ -, . , ■■ 



Control of Printing Offices in Germany; Gen- ^^^ks IS at most places nearly vertical, and 



erai 68 the beds of quartzite on Big Eib and Mosinee 



University and Educational News 76 hills are On end . 



Discussion and Correspondence:— ^Notwithstanding the complicated folding 



Remarks on Prof. W. S. Franklin's Revieio and the and great variety of rOcks, resulting in dif- 



Note Signed ' M.:' Feank H. Bigelow 76 ferent resisting powers, there is in this dis- 



Scientific Literature:— trict as nearly perfect a baseleveled plain 



A General Handbook of Butterflies : SAMUEL H. ^^ j^ j^^g ^^^^ ^^^ fortune to See. One 



Scuddee. The University Geological Survey of „,, , ■ , -, ,.,. . t.t 



Kansas: Chaeles S. Peossee 81 ^^ *^^ ^«^* convenient localities m which 



„ . ,.^ 7- 7 to see this plain is near Mosinee. Follow- 



Scientific Journals : — ^ 



The Journal of Comparative Neurology 83 ^^S ^^^ wagOn road which is east of the 



Societies and Academies :— Wisconsin river a short distance south, so 



The Philadelphia Academy of Natural Sciences : as to get above the valley of the "Wiscon 



Edw. J. Nolan 83 sin, an almost perfect plain is seen to the 



Neio Books 84 northwest, west, south and east, large areas 



of which are but little dissected by any of 



MSS. intended for publication and books, etc., intended 

 for review should be sent to the responsible editor, Prof. J. 

 McKeen Cattell, Garrison-on-Hudson, N. Y. 



*See Geology of Wisconsin, Vol. IV., pp. 623-714 ;. 

 also PL I., Geol. Atlas of Wis. 



