The electric light in examination of gems
- Book ID
- 104116112
- Publisher
- Elsevier Science
- Year
- 1903
- Tongue
- English
- Weight
- 118 KB
- Volume
- 155
- Category
- Article
- ISSN
- 0016-0032
No coin nor oath required. For personal study only.
โฆ Synopsis
Notes and Comments.
๐ SIMILAR VOLUMES
Wollaston Prize.--Ti~e London Geological Society has awarded its great Wollaston Inedal to M. Daubr6e, director of the school of mines, fbr his researches upon the artificial constitution of the materials found in aerolites and in the lavas ejected from volcanoes.--Cbrou. Indus,. C. Magnetic Rotat
one foot per see(rod to one foot per minute, whereas annealing operations require several hours or days for their comt)letion. This process will be found to be peculiarly adapted to the production of steel shat'ting, piston rods, and also f()l" very light work, such as burnished steel tbr pivots tbr