June 3.- Rev. Wm. B. Hale, Middleborough, Mass.
RUMFORD LECTURES ON THE APPLICATION OF SCIENCE TO THE USEFUL ARTS.
A course of four lectures on the Application of Science to the Useful Arts will be given by advanced students in the Department of Physics in the Lecture-room of the Jefferson Physical Laboratory, as follows:
May 9.- The Transmission of Power by Electricity.
May 11.- Conversion of Electricity into light with experiments on high Tension Electricity.
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-The problem of Telegraphing without the use of wires.
-Wave lengths of Electricity.