iJt/5 



1^ 



Vol. IV. OCTOBER, 1895. No. 2. 



llQ6-^ 



THE 



Kansas University 

 Quarterly 



CONTENTS 



I. Continuous Groups of Projective Trans- 

 formations Treated Synthetically, H. B. Neioson 



II. The Theoretical and Measured Pumping 



Power of Windmills, - - - E. C. MiirpJix 



III. Two Remarkable Genera of Diptera, S. W. Willistoii 



IV. Involutoric Transform.^tion of the 



Straight Line, - . . - Arnold Emch 



V. On Toxotrypana of Gerst^cker - - IV. A. Snow 



PUBLISHED BY THE UNIVERSITY 



Lawrence, Kansas. 



Price of t/iis uiiniber^ ^o cents 



Entered at the Post-office in Lawrence as Second-class Mattel'. 



