| 000 | 00662pam a2200205a 44500 | ||
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| 003 | OSt | ||
| 005 | 20221128145711.0 | ||
| 008 | 221128b xxu||||| |||| 00| 0 eng d | ||
| 040 | _cIIT Kanpur | ||
| 041 | _aeng | ||
| 100 | _aCain, Joseph C. | ||
| 245 | 1 |
_aTHE GEOMAGNETIC SECULAR VARIATION [NASA TN D-4527] _cJoseph C. Cain and Shirley J. Hendricks |
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| 260 |
_bWashington, D. C. _c1968 _aNational Aeronautics and Space Administration |
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| 300 | _a221p | ||
| 440 | _aNational Aeronautics and Space Administration | ||
| 440 | _aNASA Technical Note | ||
| 500 | _aBound vol. contains NASA TN D-4521-4530 | ||
| 700 | _aHendricks, Shirley J. | ||
| 942 | _cTR | ||
| 999 |
_c400638 _d400638 |
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