Hole 16 G.C. 0 to 23 Surficial material 37-5 Dark sandy shale. 42-6 Gray plastic clay, slightly silty, some lime nodules. 51 Silty gray claystone. 64 Finegrained sandstone 71 Silty shale grading to shaly claystone 71-10 COAL 73 Argillaceous limestone. 78 Limy bastard clay 78-9 Coaly shale, minor bone. 108-10 Gray to dark shales, silty to sandy top and base, plant remains scattered through 109-5 COAL 110 Silty carb. claystone 118 Argillaceous limestone 128-4 Green and gray bastard clay and claystone, limy in upper part. 132 Fine grained sandstone, shaly in lower part. 147-7 Silty to sandy gray claystone, shaley in lower part limy strings through. 157 Dark gray silty claystone grading to siltstone plant remains in upper part. 184-8 Dark gray siltstone, scattered sandstone zones at top, middle and base. Minor silty claystone. 195 interbedded dark siltstone and fine sandstone 225 Fine to medium sandstone, shaly zones at top bookled + quartzitic basal 5'. 249-3 Black frutiferous shale, limy zones. 250-6 COAL 264 Argillaceous limestone 275 Claystone grading to green bastard clay, limy pellets through. 277 Finegrained sandstone 282 Green bastard clay, limy pellets 289 Red + mottled red + green silty clay + claystone. 310 Mottled gray and greenish silty to sandy caystone, interbedded sandstone near base. 17