Swanson Speed Square Blue Book - Modularscale

Speed® Square - Swanson Tool Company Swanson Speed Square Manual Scope & Content: This item is a manual for the Swanson Speed Square. The square is a tool produced by the Swanson Tool Company who at one time had a presence in Oak Lawn. It's manual has a blue cover and contains numerous measurements, drawings and other information. Date ... ................
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