130 TRANSACTIONS OF THE 
EIGHTH ANNUAL CONVENTION OF THE UTAH 
ACADEMY OF SCIENCES. 
Chemistry Lecture Room, University of Utah. 
April 2 and 3, 1915. 
Friday, April 2, 1915, 8 P. M. 
“THE RIGHTS AND DUTIES OF THE SCIENTIST,” (Presiden- 
tial Address) By Prof. Marcus E. Jones, Salt Lake City 
“THE TEXTILE FABRICS OF THE CLIFF 
DWELLERS” 22. 2. By Prof. Byron Cummings,, U. U. 
Saturday, April 3, 1915. 
““CONTROLLING GRASSHOPPERS,” .. By Dr. E. D. Ball, U. A. C. 
“EFFECT OF SOIL ALKALI ON PLANT 
GROWTH, (sae ee oak By Dr. Frank S. Harris, U. A. C. 
“SOME UNIQUE RUSTS,” 
By A. O. Garrett, High School, Salt Lake City 
“EFFECT OF THE AMOUNT OF PROTEIN CONSUMED UPON 
THE DIGESTION AND PROTEIN METABOLISM OF 
LAMBS AND UPON THE COMPOSITION OF THEIR 
FLESH AND BLOOD” ..... By Dr. W. E. Carroll, U. A. C. 
Saturday, April 3, 1915, 2 P. M. 
““A DETERMINATION OF AVOGADRO’S 
CONSTANT N's cia doles By Dr. Harvey Fletcher, B. Y. U. 
“THE VOICE TONOSCOPE” ..By Dr. Franklin O. Smith, U. U. 
“THE ORIGIN OF HIGHER ORDERS OF DIFFERENCE TONES: 
EXPERIMENTAL” ....... By Dr. Joseph Peterson, U. U. 
“THE HoT AIR FURNACE—A STUDY OF 3 
OOMBUSTION i a4eee’s b By Dr. W: C. Ebaugh, U. U. 
“COLOR PHOTOGRAPHY” 
By Dr. Chas. T. Vorhies, U. U. and Prof. Marcus E. 
Jones, Salt Lake City. 
(Illustrated with lantern slides and color photographs). 
