Boxwood Everard rule signed B. Martin
Two double sided inscribed rules
1815
Parallel rule on brass mounts
Ivory rule
Two Wooden rules showing girth
Brass rule used in making planispheres and maps
1808
Boxwood rule
6" and a 12" No 350 stainless steel rule
Section line ruler
Mapmaker's quadrilateral rule
Boxwood rule by W.F. Stanley
Metal Rule
Wooden foot rule, farmers staff
Metal Rule
Wooden rule of trigonometric functions
Conversion rule for shilling per quarter and foreign prices
Conversion rule for Amsterdam currency to others
4 ft. coachmaker's rule
wooden rule
Near-point rule
Foot rule (folding to 3") with sliding brass calliper
circa 1827
Currency conversion rule inscribed "All Germany and Switzerland"
British alphabet written on a rule
Currency conversion rule for France, Spain, Portugal and Italy
One 2 ft. Patternmaker's rule 1867
1867
6" bellmetal rule engraved "Joseph Whitworth
1850
Boxwood rule, with integral bass encased spirit level
A 9" Combination set of ,square, level protractor and rule
Half-metre rule
1900-1983
One two fold rule 2 ft
1926
Half-metre rule
1900-1983
Atmospheric Diffusion slide rule in case, Met O Scientific Paper No 24, Met O 774 and inscribed 'tag'
Half-metre rule
1900-1983