Vintage Alvin Architect Boxwood U.S.ST’D England Triangle Wood Ruler

Vtg U.S. ST'D Wood Drafting Ruler Triangle 3-Sided Vintage 12" Dietzger

VTG Pearwood ARCHITECT Scale Drafting RULER TRIANGLE Ruler US ST'D Stewart 521

U.S. ST'D Architect Wood Triangle Scale Ruler Post 7305 Boxwood Engine Divided

Vintage Architect Wood Triangle Scale Ruler U.S. ST'D Drafting Measurements Tool

Vintage U.S. ST'D Architect Wooden 3-Sided Triangle Drafting Ruler 12 in

Pacific Arc Ruler 96120 Architect Triangle Japan Vintage With Case

2 Vintage U.S. ST'D – POST Wood Architect Triangular Drafting Ruler 7311 & 7301