The drum of the King pit engine on the Wigan Four- feet rope side is 15 feet 2 inches in diameter, and that on the Cannel side is a scroll from 15 feet 2 inches to 19 feet 4 inches.
6 tubs, each holding 8 cwts., are thus raised at each winding.  The drum of the King pit engine on the Wigan Four- feet rope side is 15 feet 2 inches in diameter, and that on the Cannel side is a scroll from 15 feet 2 inches to 19 feet 4 inches.  The method of removing the stones from the coal is worthy of remark.