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1858 Plate X: Principal Triangula … Survey Book Principal triangulation. Pla … |
1858 Plate XI: Principal Triangul … Survey Book Principal triangulation. Pla … |
1858 Plate XII: Principal Triangu … Survey Book Principal triangulation. Pla … |
1858 Plate XIII: Principal Triang … Survey Book Principal triangulation. Pla … |
1858 Plate XIV: Principal Triangu … Survey Book Principal triangulation. Pla … |
1858 Plate XV: Principal Triangul … Survey Book Principal triangulation. Pla … |
1858 Plate XVI: Principal Triangu … Survey Book Principal triangulation. Pla … |
1858 Plate XVII: Principal Triang … Survey Book Principal triangulation. Pla … |
1858 Plate XVIII: General diagram … Survey Book (General diagram of the tria … |
1858 Plate XIX: Principal Triangu … Survey Book Principal Triangulation. Pla … |
1858 Plate XX: Principal Triangul … Survey Book Principal Triangulation. Pla … |
1858 Plate XXII: Principal Triang … Survey Book Principal Triangulation. Pla … |
1858 Plate XXIII: Principal Trian … Survey Book Principal Triangulation. Pla … |
1858 Plate XXIV: Principal Triang … Survey Book Principal Triangulation. Pla … |
1858 Plate XXV: Principal Triangu … Survey Book Principal Triangulation. Pla … |
1858 Plate XXVI: Principal Triang … Survey Book Principal Triangulation. Pla … |
1858 Diagram showing the principa … Survey Book Diagram showing the principa … |
1857 Plan of the Ordnance Survey … Survey Book Plan of the Ordnance Survey … |
1857 Plan (colored) of the Ordnan … Survey Book Plan (colored) of the Ordnan … |
1857 Plan of the Ordnance Survey … Survey Book Plan of the Ordnance Survey … |
1857 Index to the Ordnance Survey … Survey Book Index to the Ordnance Survey … |
1857 Index to the Ordnance Survey … Survey Book Index to the Ordnance Survey … |
1857 Index to the Ordnance Survey … Survey Book Index to the Ordnance Survey … |
1857 A specimen of part of a 1/50 … Survey Book A specimen of part of a 1/50 … |
1857 Part of the plan of South Sh … Survey Book Part of the plan of South Sh … |
1857 A specimen of part of a 1/2, … Survey Book Specimen of part of a 1/2,50 … |
1857 Part of the Parish of Darlin … Survey Book Part of the Parish of Darlin … |
1857 Specimen of part of a 6 inch … Survey Book Specimen of part of a 6 inch … |
1857 Hill sketching Survey Book Hill sketching reduced from … |
1857 Geometrical projection of tw … Survey Book Geometrical projection of tw … |
1857 Edinburghshire: From the ori … Survey Book Edinburghshire : From the or … |
1857 Specimen by the Anastatic pr … Survey Book Specimen by the Anastatic pr … |
1857 Specimen by Lithography, tra … Survey Book Specimen by Lithography, tra … |
1857 Specimen by Zinography, tran … Survey Book Specimen by Zinography, tran … |
1857 Specimen by the Anastatic pr … Survey Book Specimen by the Anastatic pr … |
1857 Co. Wicklow : Ornament engra … Survey Book Co. Wicklow : Ornament engra … |
1857 Yorkshire : Specimen with hi … Survey Book Yorkshire : Specimen with hi … |
1857 Edinburghshire : Specimen in … Survey Book Edinburghshire : Specimen in … |
1857 Lewis (Ross Shire) : Specime … Survey Book Lewis (Ross Shire) : Specime … |
1857 Wigtonshire : Specimen with … Survey Book Wigtonshire : Specimen with … |
1857 Co. Donegal : Specimen with … Survey Book Co. Donegal : Specimen with … |
1863 Plate I: Diagram of triangul … Survey Book Plate I: (Diagram of triangu … |