Production:3531

year	DMM	operator	production	cumulative	opening	depth	seam	thickness	method	days	emp
1887		Fred Murphy	4,600		shaft	45	#6	6	RP	200	18
1888			2,400							300	4-10
1889			5,000							300	5-8
1890			2,800							175	2-4
				14,800
1891		Frank Murphy	2,500		shaft	40	#6	6.5	RP	200	2-4
1892			2,500		shaft	40	#6	6	RP	300	3-4
1893			756		shaft	40	#6	6.5	RP	300	3-5
1894			4,000		shaft	40	#6	6.5	RP	300	4-5
1895			756		shaft	40	#6	6.5	RP	300	4-5
				10,512
				25,312