


Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Halden Plotting Scale Set
1865-1875

Plotting scale
1876

Lockie's Improved Drawing Scales
1920-1930

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plotting scale
1876

Plastic plotting scale, British, 1985
1985
Plotting Scale, property of Samuel Morley
1875-1885
Plotting scales & offsets, British, 1847-1900
1847-1859; 1878-1900
Boxwood drawing scale
1790-1819