Electric Current, An Ingenious Method of Telling the Direction
of Flow of an. JESSIE CAPLIN
Electrical Resistances by Means of Potential Differences, The De-
termination of. R. A. BURTNELL
Fahrenheit Thermometer, Abolish the
Falling Body, Magnetic Release for. A. H. SMITH
Farmers' Institutes More Popular Than Ever. U. S. DEPT. OF
General Science and Geography in the High School. JOHN CALVIN
HANNA