VTG K&E Paragon Scale Lot 2 12” Engineering Architect Drafting 1631P 1621P USA

Alvin 3 Sided Engineer Scale No 119 PC Triangular Drafting Ruler W-Germany

Dietzgen Plastic Triangular Scale Ruler 1667BG Engineering w/ Plastic Case

vntg Bruning 2127P Triangular Drafting Scale 12", w/ protective case, good cond.

Vintage Alvin No. 241 P Engineer Triangular 12" Scale

Alumidrafter Tool Architect Flat Scale 12" Silver Drafting School Office Drawing

VINTAGE-ALVIN ENGINE DIVIDED-No 267-2 SIDED RULER-U.S. ST’D-W.GERMANY Boxwood

Lot of Drafting And Drawing Rulers 3 Sided and Flat