Lot of 2 Vintage 12in Clear Plastic Drafting Triangles CALPINI PICKETT

Lot of two vintage 12-inch clear plastic drafting triangles, including one CALPINI triangle and one Pickett Guideline 12-inch S triangle.

These translucent triangles feature cutout interiors and are suitable for technical drawing, drafting, geometry, and engineering work.

Each triangle measures approximately 12 in long by 7 in wide.

Good pre-owned condition with visible surface wear and scuffing.