2 "Ficheiro:Engineer_update_-_USACE-p16021coll8-2184.pdf".

Ficheiro:Engineer update - USACE-p16021coll8-2184.pdf

Greyscale 8 bit/300 dpi, Color 24 bit/300 dpi Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/2184 Date digitized InfoField 2012...

Ficheiro:Engineer- The professional bulletin for Army engineers - USACE-p16021coll8-2721.pdf

Autumn 1986 and Winter 1986 Accession number Source https://usace.contentdm.oclc.org/digital/collection/p16021coll8/id/2721 Date digitized InfoField 2014...

Enciclo
Wikious
Sapientia
Scientia
Boobota
Anandapedia
Sagapedia
Wikithot