Vintage Roll-O-Ruler CP-401 12” Drafting Tool – Ruler Protractor Compass w/ Box

Roll-O-Ruler Rolling Drafting Ruler 12" CP-405 Model New In Box Vintage

Dietzgen 1626 Wooden 3-Sided Triangular Ruler Scale Drafting Vintage USA 12" Woo

Rolling Ruler 12" As Seen On TV Engineering Drafting Vintage Office Student NOS

Roll-O-Ruler Rolling Drafting Ruler 12" CP-405 Model In Box Used

Classic Roll-O-Ruler Rolling Drafting Ruler 12" CP-405 Model Wei’s

Roll-O-Ruler Rolling Drafting Ruler 12" CP-401 Model New In Box

Vintage Roll-O-Ruler CP-401 12” Drafting Tool – Ruler Protractor Compass w/ Box