Greyscale 8 bit/300 dpi, Color 24 bit/300 dpi Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/2120 Date digitized InfoField 2012...
+2007-00-00T00:00:00Z/9 Accession number Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/2578 Date digitized InfoField 2014...
Greyscale 8 bit/300 dpi, Color 24 bit/300 dpi Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/4240 Date digitized InfoField 2017...