Vintage 12" PICKETT P-232E-ES Triangular Drafting Architects Scale Ruler

2 VTG Pickett Architect Scale Drafting Triangular Ruler Japan 235A & P-232A

Vintage Pickett P-232 A Architect Scale Drafting Triangular Ruler Japan

Pickett 235A Triangle Architect Drawing Scale 12 " Ruler in original case Japan

12 Inch Aluminum Architect Scale Ruler Triangular Drafting Blueprint Metal

ALVIN No. 241 P Architect Scale Drafting Triangular Ruler Engineer Germany + Box

LUTZ Vintage Engineer Scale Architect Drafting Wooden Triangular Ruler

Stewart 530M Engineer, Architect, Drafting Triangular Scale Ruler Germany