(12 Federal Harbors 641.5 Plain Quadrille Ruling. Patented 1906. John C. Moore Corporation, Rochester, N. Y. 641.5 A. 35 feet of shales stratigraphically about 60 ft. above 641.8A, and beneath the rhyolite flow Dalmanella (Schoneer Cregeensis) abundant Camarotoechia common Orbiculidea occasional Actinopterezza common Cypricardinia (?) "platyphillus" occasional Murchisonia rare Cyclonema rare a typical Schooner Cove shale fauna. This immediately underlies the rhyolite lava flow, of Federal Harbor region stratigraphically; a gabbro sill intervenes geograph- ically. aug 27 07 now 641.5 diff that both sides abt falling in center