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1877 Astronomical observatory, Og … Exploration Book Plan and elevation of the as … |
1877 Topographical sketch, observ … Exploration Book Topographical sketch showing … |
1877 Apparatus for determining ab … Exploration Book Apparatus for determining ab … |
1877 Winnemucca, Ft. Fred Steele, … Exploration Book Sketch of Winnemucca, Nevada … |
1877 Pioche, Virginia City, Hughe … Exploration Book Sketch of Pioche, Nevada sho … |
1877 Beaver, Cheyenne, Fort Union … Exploration Book Sketch of Beaver, Utah showi … |
1877 70A. Parts Of Southern Color … National Atlas Parts Of Southern Colorado A … |
1877 70C. Part Of North Central N … National Atlas Part Of North Central New Me … |