✦ LIBER ✦
A CONVENIENT APPARATUS FOR MAKING SPIRAL HEATERS, FILAMENTS AND SPRINGS
✍ Scribed by HAMER, RICHARD
- Book ID
- 115374884
- Publisher
- Optical Society of America
- Year
- 1924
- Weight
- 190 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0030-3941
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