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tep 30 [[degree symbol]] P.1 142 4 --- 568' 48 6 --- 288 [[crossed out]] 2 48 4 --- 192 24 --- 216' 139 4 --- 516 5 [[sketch of geologic column with descriptions on right]] covered backslap of hogback (is gray ls like in ledge 3 levels [[line across page]] forms crest of hogback ammonites, sponges, bryozoa w chert blebs[[guess]] & [[?]] blocky gray ls ledge 10 levels [[line across page]] Very platy siliceous shale, tan 12 levels [[line across page]] light gray ls. ledge 2 levels [[line across page]] blocky gray ls with spicules} in 1' beds, w 3 - 5 ft beds of tan siliceous shale between 10 levels [[line across page]] chert ledge, 1 ft ls at top -- 3 levels [[line across page]] thin tan platy chert -- 5 lev. [[line across page]] ls. hash, silicified brach frags -- 1 ft [[line across page]] thin platy, cherty sp[[crossed out 'iceless]] & [[?]] -- 2 levels & 2 ft [[line across page]] rubbly bioherm, not meas