Vintage INTERLOX Master Slide Rule No. 106 6’ Wood Ruler 72"

Vintage Wooden Ruler Interlox No. 106 Master Rule Mfg. Co. Slide action 72" F

VGC Vintage Interlox No. 106 Master Rule Mfg. Wooden Ruler Slide action 72"

Vtg Interlox Master Slide Wood Ruler #106 NY, USA Inside/Outside Measure 72”

Vintage Master Rule Wooden 72” Folding Ruler Made in USA With 6” Slide

Vintage Interlox No. 106 Slide Wooden Ruler 72" Master Rule USA

Vintage Interlox Master Slide Wooden Ruler Master Rule Mfg. New York No. 106

Vintage Stanley Wooden Folding Zig Zag Ruler No. 106 72” Made in USA