FEU 1893 BULLETIN 



OF THE 



Scientific Laboratories 



OF 



DENISON UNIVERSITY. 



VOLUME IX. 



PART II. 



IVith I J Plates and ^ Figures. 



EDITED BY 



W. G. TIGHT, M.S., 



Department of Geology and Natural History. 



CONTENTS. 



I. Wax Modeling from Microscopic Sections By ^. E. Wells, Grad- 

 uate in Biology, Denison Universit) .n, . i ■ ^. 3-7 



II. Electrical Waves in Long Parallel Wires. 3y A. D. Cole. Prjpfi"- 



sor of Physics and Chemistry of Denison University y-iy 



III. Changes in Drainage in Southern Ohio. By Frank Lroerett, M<.vt-' 



ber United States Geological Survey ■ . " 18-21 



IV. Some Preglacial Drainage Features of Southern Ohio. ''Hy W. G. 



Tight., Professor of Geology and Natural History of Denison 



University . 22-32 



V. A Preglacial Valley in Fairfield County. By W. G. Tight, Profes- 

 sor of Geology and Natural History of Denison Univcrsitv <• 33-37 



GRANVILLE, OHIO, MARCH, 1897. 



