BULLET! 
OF THE 
SCIENTIFIC Laboratories 
DENISON UNIVERSITY 
Volume XV 
Pages 1-100 
EDITED BY 
FRANK CARNEY 
Permanent Secretary Denison Scientific Association 
This volume is published in commemoration of the twenty-fifth anniversary 
of the election of Clarence Luther Herrick to the Professorship of 
Geology and Natural History at Denison University 
14 r *0 
ur.. 
GRANVILLE, OHIO, MARCH, 1910 
