Hole 23 0 to 43 Surficial material 17-9 Clays tone, weather yellowish (may have been limy) 71 Silty clay shale and argillaceous Siltstone 73 Siltstone 78-6 Light gray shale, 3" black shale zone foot above base 80 Black Shale 84 Siltstone, 1' silty shale at base. 92 Silty dark gray bastard clay, limy pellets 100 Greenish gray bastard clay, red streaks top and base, limy pellets. 106-6 Fine sandstone, minor siltstone at top. 113 Siltstone, hard, fine, gravel cast 117-6 Mottled gray + green clay shale, silty in upper half, lower 2' fossiliferous. 118-9 Fossiliferous limestone. 129 Greenish clay shale, local limestone concretions. 132 Hard black shale, fossil fragment 132-7 Fossiliferous limestone 134 Gray silty clay shale 152-4 Interbedded dark gray shale and fine sandstone. 153-11 Coal (Harlem) 179 Calcareous clays tone, limestone pellets. 184 Gray bastard clay. 210 Greenish clays tone and bastard clay limestone inclusions at top and base. 212 Silty Claystone 229 Fine grained sandstone 242 Gray Clays tone locally silty clay shale at top + at base. 243-1 Coal 243-9 Argillaceous limestone 247-5 Calcareous bastard clay grading to siltstone. 260-8 Fine grained sandstone, locally cross laminated). 275-3 Interbedded silty shale, siltstone and fine Sandstone. 276-9 Gray to dark gray shale, 281-1 Coal