Company: National Lead Company. Lease Name: Smith Tract - Missouri Cobalt Lease. Drill Date: 195603. Logger: {not noted}. Log Date: {not noted}. Elevation (ft): 923.73. Total Depth (ft): 455. Underground Hole: N. Location Info: 125.86' south and 31.75' west of SM-458. Latitude: 7567.41 Departure: 9936.66.. Remarks: Struck water at 100; stands at 125. Casing: 170.67' of 8 inch; 309.5' of 6.25 inch; left casing for future ventilation. Elevation top of white sand: 474..