000 00510cam a2200181 4500
001 D7661
008 090401t1983 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u8751
041 _aeng
050 _a526.0285
110 _aOrdnance Survey
_91860
245 _aProceedings of the Ordnance Survey digital mapping seminars held at Leeds University, 20 & 21 September 1983
260 _aSouthampton
_bOrdnance Survey
_c1983
300 _a101p. ill. 30cm
350 _a0
942 _n0
948 _c04/03/1997
999 _c86555
_d86555