— 19 — 



Mathematics — Continued. 



Nipher, F. E. (On the distribution of errors in numbers written 



from memory). 3:3 

 On temperatures in gaseous nebulae. 9 : 7 



(Thermodynamic surface of steam). 4:3 



(The curve of speed of the trotting horse). 



Poats, T. G. Isogonic transformation. 11 : 3 

 Pritchett, H. A. A formula for predicting the 



United States. 5:3-4 4.00 



Roever, W. H. (Briiliant points and loci of brilliant points). PI. 



A. 10:11 .50 



Geometrical construction of the lines of force proceeding from 



(a) two parallel electrified lines, (b) two electrified points. 

 7:9 



Geometrical properties of the lines of force proceeding from 



(a) a system consisting of an electrified plane and an electri- 

 fied line parallel to the plane, (b) a system consisting of an 

 electrified plane and an electrified point. 7 : 12 " 



Seddon, J. A. (Hydraulic flow equation). 5:1-2 4.00 



(Resistance to flow in hydraulics). 8:12 .25 



Woodward, C. M. (An easy method for determining the length of 



a generation). 11:11 " 



(Formulae of Herbart). 7:20 .50 



The re'ations of internal pressure, volume, and temperature of 



an isolated mass of perfect gas of uniform temperature and 



an equilibrium under the action of its own forces. 9:3 .25 



Medicine, sanitation. 



Holman, M. L. (The purification of St. Louis water). 8:12 " 

 Kirchner, W. C. G. (Bacterological examination of river water). 



14:8 .50 

 Leete, J. M. (Some fac's concerning past visitations of cholera). 



4:4 2 00 



Potter, W. B. (Sewage and river water). 4:4 " 



Ravold, A, (Bacillus coli- communis in fish and reptiles). 10:11 .50 



(Diphtheria antitoxine). 7:20 " 



(Hiss test for typhoid Bacillus). 8 : 12 .25 



(On the typhoid Bacillus found in the Mississippi river water). 



6:18 .50 



(Placental infection in meningiti>). 9:9 .25 



(Tuberculosis). 8:12 «' 



(Widal's typhoid test). 7 : 20 .50 



Van Ornum, J. L. (The cleansing of Cienfuegos). 10: 11 " 



Meteorites. — See Mineralogy 



Meteorology. 



Bigelow, J. M. (Waves of atmospheric pressure and their progress 



from West to East along the great northern lakes). 2 : 1 2.00 



Case, F. M. (Meteorological observations at Denver). 2:2 <• 



Duenckel, F. W. (Meteorology of city and suburbs). 7:20 .50 



Engelmann, G. Difference of temperature and of relative humidity 



in city and country. 2 : 1 2.00 



