LEADER 01337nam 2200385Ka 450 001 9910691238903321 005 20021010085801.0 035 $a(CKB)5470000002344976 035 $a(OCoLC)50761785 035 9 $aocm50761785 035 $a(OCoLC)995470000002344976 035 $a(EXLCZ)995470000002344976 100 $a20021010d2001 ua 0 101 0 $aeng 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aGround-based photographic monitoring$b[electronic resource] /$fFrederick C. Hall 210 1$aPortland, OR :$cU.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station,$d[2001] 225 1 $aGeneral technical report PNW ;$vGTR-503 300 $a"May 2001." 300 $aTitle from title screen. 606 $aPhotography in environmental monitoring$vHandbooks, manuals, etc 606 $aRepeat photography$vHandbooks, manuals, etc 608 $aHandbooks and manuals.$2lcgft 615 0$aPhotography in environmental monitoring 615 0$aRepeat photography 700 $aHall$b Frederick C$01381414 712 02$aPacific Northwest Research Station (Portland, Or.) 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910691238903321 996 $aGround-based photographic monitoring$93433790 997 $aUNINA