000 00928nam a2200265 a 4500
005 20251113154113.0
008 981208s1990 xxu 00 eng
039 9 _a200310131610
_bfarid
_c200308221722
_dVLOAD
_y08-18-1999
_zload
090 _aGA139.U8
090 _aGA139
245 1 2 _aA user's manual for a method of map scanning and digital editing for thematicmap production and data-base construction /
_cby David R. Soller ... et al.
260 _aWashington, D.C. :
_bUnited States Government Printing Office,
_c1990
300 _a38 p. :
_bill. ;
_c27 cm.
440 _aU. S. Geological Survey circular
650 0 _aDigital mapping
650 0 _aScanning systems
700 1 _aSoller, David R.
907 _a.b12430134
_b2021-05-28
_c2019-11-12
914 _avtls000250557
942 _c01
_n0
_kGA139.U8
_2lcc
990 _arudi
991 _aFSKK
998 _at
_b1999-05-08
_cm
_da
_feng
_gxxu
999 _c244276
_d244276