- $677.62 CAD Military. 1930 US NAVY TECHNICOLOR MOTION PICTURE CORP SURVEY TRANSIT
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- $81.52 CAD Vintage 1950s Soviet Russia USSR Maritime NAVY Navigator Parallel Rules
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- $53.00 CAD High-Quality 12-Inch Parallel Ruler Bar 6mm Thickness for Accurate Straight Line
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- $577.51 CAD Rare vintage E.R.WATTS & SON Parallel Rules London year 1943 (WWII).
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