Production:2096

year	operator	address	production	cumulative	type	depth	seam	thickness	method	days	emp
1920	Fred J. Lovell	Ipava	1,920							120	3
1921			1,630							180	7
1922
1923			2,932							140	6
1924			6,689							300	4
1925			4,244							300	6
1925b			2,350							150	9
1926			3,900							290	8
1927			6,120							300	9
1928			4,160						ug	230	6
1929			4,050						ug	300	8
1930			4,795						ug	300	9
1931			7,500						ug	300	8
1932			12,000						ug	300	11
1933			12,065	74,355					ug	300	10