Aug. T. Foerste Field notes on the Cambrian sandstones, limestones of the Western border of the New Jersey Highlands and within the Archean mass. (See accompanying portion of Central Highlands & Maple-Table sheets Nos 30, 31, 32 on which the numbers of observations are marked.) Sept. October November 1891. Note Book No. 4. Discoveries of fossils pp. 5, 7, 9, 15, 17, 29, 31, 37 43, 55, 103, 115, 139, 171 (2). Summary by A. T. Foerste pp. 1-4.