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| 999 |
_c89718 _d89718 |
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| 005 | 20210810134317.0 | ||
| 008 | 180710s9999 xx 000 0 und d | ||
| 020 | _a34360 | ||
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_a910.21 _bGRE _223 |
||
| 245 | _aTopographical Surveying | ||
| 260 |
_aLondon _bHer Majesty's Stationery Office _c1965 |
||
| 300 | _aix,388 p. | ||
| 509 | _aNS | ||
| 942 | _cR | ||