00250nam a2200109Ia 4500008004100000041000800041082002200049100001700071245003500088260000900123300000800132211209s1977    xx            000 0 und d  aeng  a526.9 N72 KAN/KUL  aKANETKAR T P  aSURVEYING AND LEVELING PART I   c1977  a560