Bench marks in Bergen and Hudson counties. 
Elevations and descriptions of 746 bench marks established in Bergen and Hudson counties including several in Essex, Passaic and Union counties.  The bench marks included form the Hud-Ber level net. 
 - [Trenton]  Dept. of conservation and development, Division of geology and topography,  1939. 
 - [167]p.  23cm. 
 - New Jersey.  Dept. of conservation and development.  Bulletin 48, Geologic ser. .
<br/><br/> At head of title: Reports of the Dept. of conservation and development, state of New Jersey ...  Reproduced from type-written copy. 
<br/><br/><label>LCCN: </label>gs 39000195  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bench-marks--New Jersey.<br/>Geodesy--New Jersey.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>New Jersey--Altitudes.
<br/><br/><label>LC Class. No.: </label>QE141  / .A19 no. 48