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1811 Plate I. Plan of the princip … Survey Book Plate I. Plan of the princip … |
1858 Plate XVIII: General diagram … Survey Book (General diagram of the tria … |
1858 Plate XIX: Principal Triangu … Survey Book Principal Triangulation. Pla … |
1857 Index to the Ordnance Survey … Survey Book Index to the Ordnance Survey … |
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 … |