Note Book No. 2 Dr. Geo. Carey Fels Book, 1904. V. H. Barnett Directions. In making collections, line the sections from below upwards. Mark the collections and the zone in which no fossils are discovered according to the following rules: Topographic sheets furnish the initial letters for the mark. Dr = Dryden, Ow. = Overez, Blk = Hartford; Ap. = Appalachin Mo = Moravia, Ct = Cortland (See each topographic sheet made of int. Blocks one minute with numbered across the top from the upper right-hand corner 1 to 15. and from right hand upper corner down give capital letters A to O. In taking notes, X covers