The BULLETIN OP THE UNIVERSITY OP WISCONSIN is printed by the state 

 and is issued at irregular intervals. It contains original papers by 

 persons connected with the university. 



The following numbers have already appeared: 

 ENGINEERING SERIES, Volume 1: 



No. 1. Track, by L. F. Loree, M. Am. Soc. C. E., Special University 

 Lecturer. Pp. 24, April, 1894. Price 25 cents. 



No. 2. Some Practical Hints in Dynamo Design, by Gilbert Wilkes, 

 M. Am. Inst. E. E., Special University Lecturer. Pp. 16, May, 1894. 

 Price 25 cents. 



No. 3. The Steel Construction of Buildings, by C. T. Purdy, C. E., 

 Special University Lecturer. Pp. 27, October, 1894. Price 25 cents. 



No. 4. The Evolution of a Switchboard, by A. V. Abbott, C. E., Special 

 University Lecturer. Pp. 32, pis. 4, October, 1894. Price 35 cents. 

 ECONOMICS, POLITICAL SCIENCE, AND HISTORY SERIES, Volume 1: 



No. 1. The Geographical Distribution of the Vote of the Thirteen 

 States on the Federal Constitution, 1787-8, by Orin Grant Libby, A. M., 

 Fellow in History, with an introduction by Frederick J. Turner. Pp. 116, 

 pis. 2, July, 1894. Price 75 cents. 

 SCIENCE SERIES, Volume 1: 



No. 1. On the Speed of Liberation of Iodine in Solutions of Hydro- 

 chloric Acid, Potassium Chlorate, and Potassium Iodide, by Herman 

 Schlundt, Assistant in Chemistry. Pp. 33, December, 1894. Price 35 

 cents. 



No. 2. On the Quartz Keratophyre and Associated Rocks of the North 

 Range of the Baraboo Bluffs, by Samuel Weidmau. Pp. 21, pis. 3, 

 January, 1895. Price 25 cents. 



Copies of the BULLETIN will be forwarded post free from the office of 

 the State Superintendent of Public Property to all colleges, high schools, 

 normal schools, and public libraries of the state which have a collection 

 of 300 or more volumes, on making proper application at the Superin- 

 tendent's office. Persons who reside in the state of Wisconsin can 

 receive copies of the BULLETIN free by applying to the Secretary of the 

 Board of Regents of th$ University and paying the cost of transporta- 

 tion. The postage required for the numbers thus far issued, is as 

 follows: Eng. Ser., No. 1, 2c; No. 2, 2c; No. 3, 2c; No. 4, 3c. Hist. Ser., 

 No. 1, 6c. Sci. Ser., No. 1, 3c; No. 2, 2c. All the above are sent in one 

 package by express for 12 cents. 



The BULLETIN may be obtained at Brentano's, 31 Union Sq., New York 

 and 204-206 Wabash Ave., Chicago; and at A. C. McClurg & Co.'s, 117, 

 119, and 121 Wabash Ave., Chicago. 



Communications having reference to an exchange of publications 

 should be addressed to Professor Wm. H. Hobbs of the board of editors, 

 or to Mr. Walter M. Smith, University Librarian. 



