728 



SCIENCE. 



[N. S. Vol. I. No. 26. 



in diameter and was read to single seconds 

 of arc bj' two micrometer- microscopes. The 

 graduations on the circle were microscopic 

 and were seen easily in the reading micro- 

 scopes. The telescope was provided with a 

 small vertical circle 6J inches in diameter 

 and reading by verniers to single minutes. 

 The instrument was arranged for observa- 

 tions on Polaris for azimuth work. 



J. r. Kemp, Secretary. 



THE WISCONSIN ACADEMY OF SCIENCES, AETS 

 AND LETTERS. 



The "Wisconsin Academy of Sciences, 

 Arts and Letters held its Summer meeting, 

 on June 6th to 8th, 1895, at Milwaukee, 

 "Wis., under the auspices of the Natural 

 History Society of "Wisconsin, and the 

 Presidency of Professor Charles R. Van 

 Hise. In addition an address by President 

 C. K. Adams and a number of other histor- 

 ical and sociological papers, the following 

 were presented : 

 Address of Welcome : George W. Peckham, 



President of the ^Natural History Society 



of "Wisconsin. 

 Opening address, ' Reforms in Germany after 



the Napoleonic Wars : C. K. Adams, Presi- 

 dent of the University of "Wisconsin. 

 The relation of piooling to some phases of the 



transportation question: A. M. Simons. 

 The legal aspects of trusts : Edgar F. Strong. 



Eead by title. 

 Tlie forms sjiontaneously assiimed by folk-songs: 



J. Comfort Fillmore. 

 Negro suffrage in Wisconsin: J. G. Geegoet. 

 Some Observations on the Lateral Moraines at 



DeviVsLake: D. P. ISTicholson. 

 Geology of Mts. Adam and Eve, Orange County, 



N. Y.; G. Iv. Collie. 

 Certain Uses of Topographiccd Maps : G. L. 



Collie. 

 The Production of Electrical Energy Directly 



From Carbon: A. J. Eogers. 

 A Contribidlon to the Mineralogy of Wisconsin : 



"William H. Hoebs. 



Some New Occurrences of Minerals in Michigan 



and Montana; "William H. Hobbs. 

 On a Diamond from Kohlsville, Wiscomin : , 



"William H. Hobbs. 

 FromPineneto Carvacrol: Edward Keemees. 

 A Dredge for Collecting Crustacea at Different 



Depths: C. D WIGHT Marsh. 

 Method of Determining the Coefficient of a 



Plankton Net : E. A. Biege. 

 The Pelagic Crustacea of Lake Mendota During 



the Winter and Spring of 1801^-1895 : E. 



A. Biege. 

 The Biological History of Daphnia Hyalina, 



Leydig : E. A. Biege. 

 The Periodic System aa a Didatic Basis : Ed- 



wAED Keemees. Read by title. 

 Observed and Computed Precession: D. P. 



Blackstone. Eead by title. 



THE TEXAS ACADEMY OF SCIENCE. 



The Laiv of Hypnotimn : Peof. R. S. Hyee. 



County Roads : Chaeles Coenee, C. E. 



On the Glycerine Method of Preserving Speci- 

 mens for the Anatomical Museum: De. "Wm. 



Keillee, F. E. C. S. 



Texas Soils ; a Preliminary Statement and Clas- 

 sification: E. T. Dumble. 



Simultaneous Quadratic Equcdions : I. H. Bey- 

 ant. 



NEW BOOKS. 



Geological Survey of Michigan. Lucius L. 

 Hubbaed, State Geologist. Vol. v. 181, 

 1893. pp. x+179. xxiv+100. 



The Theory of Light. Thomas Peeston. 2nd 

 Edition. London and New York, Mac- 

 millan&Co. 1895. Pp.xvii-f566. $5.00. 



A Monograph of the Order of Oligochceta. 

 Feank Evees Beddaed. Oxford. Clar- 

 endon Press, New York, Macmillan c&: 

 Co. 1895. Pp. xii+769. $12.50. 



Report of the International Meteorological Con- 

 gress Held at Chicago, III. Part II. Edit- 

 ed by Olivee L. Fassig. "Washington, 

 "Weather Bureau. 1895. Pp. xvi + 583. 



