TY - BOOK ED - New Jersey Geodetic Control Survey. TI - Bench marks in Bergen and Hudson counties T2 - New Jersey. Dept. of conservation and development. Bulletin 48, Geologic ser AV - QE141 .A19 no. 48 PY - 1939/// CY - [Trenton] PB - Dept. of conservation and development, Division of geology and topography KW - Bench-marks KW - New Jersey KW - Geodesy KW - Altitudes N1 - At head of title: Reports of the Dept. of conservation and development, state of New Jersey; Reproduced from type-written copy ER -