Ridley and Jones: Difference between revisions
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[[Robert Ridley]] of [[Ridley and Rothery]] and a Mr Jones patented a coal-cutting machine. | [[Robert Ridley]] of [[Ridley and Rothery]] and a Mr Jones patented a coal-cutting machine.<ref>The Engineer 1864/06/03</ref> | ||
==See Also== | ==See Also== |
Latest revision as of 08:08, 18 August 2023
Robert Ridley of Ridley and Rothery and a Mr Jones patented a coal-cutting machine.[1]
See Also
Sources of Information
- ↑ The Engineer 1864/06/03