000 00525nam a2200169Ia 4500
003 IN-MuIIG
008 231010s9999 xx 000 0 und d
040 _cIIG Library
080 _a550.380.14
_bHAZ
100 _aHazard, Daniel L.
110 _aU. S. Coast and Geodetic Survey
245 0 _aDirections for magnetic measurements
_cDaniel L. Hazard
260 _aWashington, D. C.
_bU. S. Government Print Office
_c1938
300 _aiv+131p.
_billus; plates; tables
650 _aMagnetic MeasurementsHazard
942 _cBK
999 _c11222
_d11222