| 000 | 00686cam a22001935a 4500 | ||
|---|---|---|---|
| 001 | L154858 | ||
| 008 | 120124s1930 xxk f 000 0 eng d | ||
| 035 | _a(Sirsi) u154858 | ||
| 041 | 0 | _aeng | |
| 050 | 0 | 4 | _a522.11 $2 18 |
| 110 | 1 |
_aOrdnance Survey _91860 |
|
| 245 | 0 | 0 |
_aResults of the magnetic observations made by the Ordnance Survey in England and Wales in 1928 _band preliminary results (declination only) of those made in Scotland in 1929 |
| 260 |
_aLondon _bHMSO _c1930 |
||
| 300 |
_a7p. _c31cm. |
||
| 520 | _aDiscusses declination, inclination and horizontal force as part of a magnetic survey. | ||
| 651 | 4 |
_aUnited Kingdom _y |
|
| 690 |
_aMeasurement _96256 |
||
| 942 | _n0 | ||
| 999 |
_c113203 _d113203 |
||