The Principal Properties of the Engine for Turning Ovals in Wood or Metal, and of the Instrument for Drawing Ovals upon Paper, Demonstrated. By the Rev. Mr. Ludlam, Vicar of Norton, Near Leicester; Communicated by the Astronomer Royal
Mr. LudlamVolume:
70
Year:
1780
Language:
english
Journal:
Philosophical Transactions of the Royal Society of London
DOI:
10.2307/106388
File:
PDF, 823 KB
english, 1780