Large original civil war map texas coast defenses corpus christi galveston great for family history and genealogy as map shows towns & landmarks during the war some of which no longer exist today. Publishing Office, Containing all Battle Maps, Field Reports, Correspondence, Troop Positions, Skirmishes, Coastal Surveys, Naval Battles, and Topography during the Four Years of the War The undertaking of Accumulating and Assembling The Atlas taking over 30 years to complete.