Production:2684

year	operator	address	production	cumulative	opening	depth	seam	thickness	method	days	emp
1914	Illinois Clay Products Co.	Oglesby	425		drift	1,000	#7	3.5	RP	300	10
1915			1,649		drift		#2	3.5	RP	300	14
1916			1,112		drift	60	#7	3.5	RP	300	32
1917			1,185		drift		#2	3.5	RP	300	26
1918			2,120							310	25
1919			1,281							300	5
1920			1,650							285	3
1921			2,180							250	16
1922			0	11,602
1923	O. L. Jones		1,025	1,025						300	2
1924	Illinois Clay Products Co.		2,352	2,352						270	6
				14,979