000 00434pam a2200157a 44500
008 160408b1979 xxu||||| |||| 00| 0 eng d
082 _a712
_bF336L
100 _aFelleman,John P.
245 1 _aLANDSCAPE VISIBILITY MAPPING
_cTHEORY AND PRACTICE
260 _a
_bU.S. Department Of Commerce, Washington
_c1979
300 _av111
650 _aLandscape
650 _aMapping (Mathematics)
964 _gCIRC
997 _aA89255 C
999 _c308361
_d308361