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01452aam a2200349Ia 4500 001 521900F2FE5F11E2B6A414D3DAD10320 003 SILO 005 20130806010419 006 m d f 007 cr cn||||||||| 008 081120s2007 dcua s f000 0 eng d 035 $a (OCoLC)275170499 040 $a GPO $c GPO $d MvI $d SILO 043 $a n-us--- 074 $a 0621-L (online) 086 0 $a I 19.127:2007-3008 245 04 $a The national map-- orthoimagery layer $h [electronic resource]. 260 $a [Washington, D.C.?] : $b U.S. Dept. of the Interior, U.S. Geological Survey, $c [2007] 300 $a [2] p. : $b digital, PDF file. 490 1 $a Fact sheet ; $v 2007-3008. 500 $a Title from title screen (viewed on Nov. 19, 2007). 500 $a "January 2007." 538 $a Mode of access: Internet from the U.S. Geological Survey website. Address as of 10/30/2008: http://egsc.usgs.gov/isb/pubs/factsheets/fs20073008/fs20073008.pdf ; current access is available via PURL. 650 0 $a Orthophotography $z United States. 650 0 $a Digital mapping 776 0 $t National map--orthoimagery layer $h 1 sheet $w (OCoLC)263354879 710 2 $a Geological Survey (U.S.) 830 0 $a Fact sheet (Geological Survey (U.S.)) $v 2007-3008. 856 40 $u http://purl.access.gpo.gov/GPO/LPS105559 941 $a 1 952 $l USUX851 $d 20160824075816.0 956 $a http://locator.silo.lib.ia.us/search.cgi?index_0=id&term_0=521900F2FE5F11E2B6A414D3DAD10320Initiate Another SILO Locator Search