Abstract of proceedings of stated meeting held Wednesday, November 14, 1951
โ Scribed by John Frazer
- Publisher
- Elsevier Science
- Year
- 1951
- Tongue
- English
- Weight
- 57 KB
- Volume
- 252
- Category
- Article
- ISSN
- 0016-0032
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๐ SIMILAR VOLUMES
Additions to membership since last report, 15. The Chairman recognized Dr. James Barnes who, on behalf of the Committee on Science and the Arts, introduced Mr. William F. Zimmermann, of Newark, New Jersey, to whom was awarded the Edward Longstreth Medal for his invention of a hob for cutting worm ge
presented the paper of the evening, entitled " On the Ruling of Diffraction Gratings." The speaker reviewed the history of the ruling of gratings, and gave an account of the work of Rutherford, Rowland, and others. He pointed out the difficulties eocountered in making gratings of large size and high
The -S/N-Fatigue Life Gage. This report recommended the award of a Edward Longstrebh Medal to Darrell R