Set of six scales with offsets for drawing plans, five scales and the box marked G. Lee & Sons Opticians, 33 The Hard, Portsmouth, 1847-1859, with the sixth scale marked Halden & Co. Manchester & London, 1878-1900, both England. Plotting scales & offsets, British, 1847-1900 1847-1859; 1878-1900
Plotting Scale, ivory, formerly the property of Samuel Morley, c1880. Plotting Scale, property of Samuel Morley 1875-1885
Boxwood drawing scale, oval section, 4 or more scales on each edge, 12 1/4" x 7/8" Boxwood drawing scale 1790-1819