Mechanical and engineering section: A meeting of the Section was held in the Hall of the Institute on Thursday evening, April 27th, at 8 o'clock, with Mr. A. W. Gibbs in the Chair
โ Scribed by Alfred Rigling
- Publisher
- Elsevier Science
- Year
- 1922
- Tongue
- English
- Weight
- 59 KB
- Volume
- 193
- Category
- Article
- ISSN
- 0016-0032
No coin nor oath required. For personal study only.
โฆ Synopsis
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SECTIONS. 843
Electrode Bulb." The Edison and thermionic effects were demonstrated; the properties of thermionic currents, the theories of thermionic emission, and the characteristics of evacuated and gas-filled bulbs were described. The lecture was illustrated by means of lantern slides and experiments. The communication was discussed; a vote of thanks was extended to Doctor Compton, and the meeting adjourned.
๐ SIMILAR VOLUMES
## SECTIONS 451 A description was given of the gradual chemical decomposition of animal and vegetable matter in the soil with the formation of a great number of organic compounds, some toxic to plant life, others exerting a highly favorable influence on plant growth. The methods of isolation of th
## 849 which the growth of the professions of industrial and engineering geologists was' described, as well as their part in the devel.opment of American industries. The communication was discussed by Professor Outerbridge, Doctors Chance and Smith, and others. A vote of thanks was extended to Do