Search U.S. government technical reports digitized or harvested by TRAIL.
Exploration for fluorite, Crittendon and Livingston Counties, Ky.
Alexander-Barber Sillimanite properties :Spartanburg County, S.C. / by R.C. Hickman.
Pyrites, mineral, Louisa County, Va.
Virginia marl deposits, New Kent County, Va.
Bush-Hutchins ilmenite, Roanoke County, Va.
G.S. Stiner zinc prospect, Union County, Tenn.
Cline copper and tungsten mine Cabarrus County, N.C.
Howard Lynch zinc prospect, Claiborne County, Tenn.
Stalion-Curnel fluorspar prospect, Crittenden County, Ky.
D. W. Harris (O'Dell) zinc prospect, Claiborne County, Tenn.
Investigation of the Clinton Jackson quartz crystal deposits, Carroll County, Va.
Investigation of the Rutherford pegmatite mine, Amelia County, Va.