2 "Ficheiro:Engineer_update_-_USACE-p16021coll8-2077.pdf".

Ficheiro:Engineer update - USACE-p16021coll8-2077.pdf

Greyscale 8 bit/300 dpi, Color 24 bit/300 dpi Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/2077 Date digitized InfoField 2012...


Ficheiro:DEH digest - USACE-p16021coll8-4145.pdf

Greyscale 8 bit/300 dpi, Color 24 bit/300 dpi Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/4145 Date digitized InfoField 2020...