Machine Tunnelling Co: Difference between revisions
No edit summary |
No edit summary |
||
Line 1: | Line 1: | ||
1870 Formed for trial purposes. | 1870 Formed for trial purposes. | ||
1870 Demonstrated rapid rock boring on the property of the [ | 1870 Demonstrated rapid rock boring on the property of the [[Croesor United Slate Co]] | ||
1872 A public company, the [[Diamond Rock Boring Co]] was formed to acquire the business of the [[Machine Tunnelling Co]], <ref>The Times, Dec 07, 1872</ref> | 1872 A public company, the [[Diamond Rock Boring Co]] was formed to acquire the business of the [[Machine Tunnelling Co]], <ref>The Times, Dec 07, 1872</ref> |
Revision as of 08:52, 9 December 2019
1870 Formed for trial purposes.
1870 Demonstrated rapid rock boring on the property of the Croesor United Slate Co
1872 A public company, the Diamond Rock Boring Co was formed to acquire the business of the Machine Tunnelling Co, [1]
See Also
Sources of Information
- ↑ The Times, Dec 07, 1872