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870813s1952 xxu erb 001 0 eng d |
| 040 |
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|a GrAtEKP.Geologia
|b gre
|
| 082 |
|
0 |
|2 22
|a 538.7
|
| 100 |
1 |
|
|a McComb, Harold Edgar,
|d b. 1886.
|
| 245 |
1 |
0 |
|a Magnetic observatory manual/
|c H. E. McComb
|
| 260 |
|
|
|a Washington:
|b U.S. Govt. Print. Off,
|c 1952
|
| 300 |
|
|
|a viii, 232 p. :
|b ill., charts ;
|c 24 cm.
|
| 490 |
0 |
|
|a U.S. Coast and Geodetic Survey. Special publication
|v 283
|
| 504 |
|
|
|a Bibliography: p. 228.
|
| 650 |
1 |
0 |
|a Geomagnetism
|x Observersʹ manuals
|
| 952 |
|
|
|a GR-AtNTU
|b 59cc11326c5ad13446f61762
|c 998a
|d 945l
|e 538.7 MCC
|t 1
|x m
|z Books
|
