✦ LIBER ✦
A clock of precision: C. O. Bartrum. (Proceedings of the Physical Society of London, vol. xxix, pt. ii, p. 120, February 15, 1917.)
- Book ID
- 104121664
- Publisher
- Elsevier Science
- Year
- 1917
- Tongue
- English
- Weight
- 68 KB
- Volume
- 183
- Category
- Article
- ISSN
- 0016-0032
No coin nor oath required. For personal study only.