From Graces Guide
Wheal Reeth Tin Mine is in the parish of Uny Lelant, near St. Ives, union of Penzance, Cornwall.
Secretary, Mr. John Barrat, Wheal Reeth. Manager, Captain Joel Higgins, Scorrier. Rock, granite.
Depth of adit, 30 fathoms. Depth under it, 220 fathoms. Pumping-engine, 40-inch. Stamping-engine, 30-inch. Winding-engine, 24-inch. " Man-engine," 30-inch. Landowner, W. B. Tyringham, Esq. Dues, l-18th. 180 men, 30 females, and 30 boys employed.