CRT/BMT/59
Plan of the Calder & Hebble Navigation showing lock sizes
Lithograph Plan of the Calder & Hebble Navigation showing lock sizes
mid 1800's
CRT/BMT/59
Wallace
1 sheet
600mm x 1100mm approx
540mm x 2900mm
6" : 1 Mile
600mm x 1100mm approx
540mm x 2900mm
6" : 1 Mile