RAO,P. VENUGOPAL creator text NEW DELHI PHI 2015 monographic 227 CIVIL ENGINEERING SURVEYING, CHAIN SURVEYING, COMPASS SURVEYING, PLANE TABLE SURVEYING, AREAS AND VOLUMES, MINOR INSTRUMENTS, LEVELING AND CONTOURING, THEODOLITE SURVEYING, TRAVERSE COMPUTATIONS, TACHOMETER, TRIGONOMETRICAL LEVELING, CURVE RANGING, HYDRO GRAPHIC SURVEYING, MINOR TRIANGULATION, PHOTOGRAPHER, REMOTE SENSING AND GIS, ASTRONOMICAL SURVEY 624.1517 RAO 9788120349919