(label) Just how thick this sandstone is, you cannot determine along the crest of streams in several hundred feet are exposed and here commonly (probably) the same occurrence as at Buffalo Gap, I hidded limestone. The def is very low probably not Omanabulter more than 100. These then rest on the white quartzite. Where the limestone rests on the sand- stone the former of first partakes of the latter but some becomes pure limestone which under the weather is settling. Some of the lower beds are crystalline and have like the Manlius an abundance of Maricecious stems. It (?about 200 feet). is 220 of very regular steps back to the tase of the sandstone just beneath the Croymans li. This sandy zone is not over 10 feet thick as the comes in more crystalline limestone. which merges into the dark blue impure li. The crystalline li. is here jointed just the opposite of if (close like can be held) the hidden and its thickness is not less than This entire formation may be much less sandy. 20 to 30 feet. I claim gives the thickness of the entire limestone as 400 feet.