๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

The work of the international association for testing materials


Publisher
Elsevier Science
Year
1899
Tongue
English
Weight
486 KB
Volume
148
Category
Article
ISSN
0016-0032

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๐Ÿ“œ SIMILAR VOLUMES


International association for testing ma
โœ R.H.O. ๐Ÿ“‚ Article ๐Ÿ“… 1936 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 51 KB

## 773 does not necessarily make for the most efficient results in their use in cathode ray tubes. It is, however, highly important to be able to control very accurately the addition of any foreign or "impure" substances which make the luminescent material produce mere light in the tubes. R. H. O.

The testing of materials
๐Ÿ“‚ Article ๐Ÿ“… 1913 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 160 KB