Browse All
1807 Map Of The Frontier Of British North Ame … Separate Map A Map Of The Frontier Of British North A … |
1866 No.IX. Map of part of the Isthmus of Dar … Survey Book No.IX. Map of part of the Isthmus of Dar … |
1866 No.X. Map of an exploration for an inter … Survey Book No.X. Map of an exploration for an inter … |
1866 No.XI. General sketch of the survey for … Survey Book No.XI. General sketch of the survey for … |
1866 No.XII. Interoceanic ship canal via Atra … Survey Book No.XII. Interoceanic ship canal via Atra … |
1866 No.XIII. Isthmus of Darien from 77(degre … Survey Book No.XIII. Isthmus of Darien from 77(degre … |