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[[stamped]] 0022 [[/stamped]] October 13. Beach Mtn section exactly 10 miles north of Van Horn. Lower part mountain with Bliss ss. showing scolithus tubes. Then follows ls & dolomite of lower Canadian age about 50 feet in all. [[underlined]] Systrophica [[/underlined]] was common. Above this came about 40 feet of coarse ss. Above the second ss. comes [[underlined]] Ceratopea incurvata [[/underlined]] zone. Just above the [[underlined]] Ceratopeas [[/underlined]] came brachiopods suggesting [[underlined]] Oligorthis oklahomensis. [[/underlined]] Following this come two more [[underlined]] Ceratopea [[/underlined]] zones in the upper part of about 800 feet of limestone and dolomite. At top of section come 50 +/- feet of nodular dolomite weathering yellow & crumbling to small fragments. This contains many snails. Following the El Paso are ss and dark dolomite of Montoya formation