Vintage Sterling MFG Co. Triangular Scale Engineer Drafting Ruler white

This triangular scale is in good condition, it marked ‘STERLING’ on the scale, and ‘Alvin’ on the case.

Triangular Engineering Scale Aluminum Ruler for Architects, Engineers and Students (12 Inches)

Lot of 3, 12 TRIANGULAR SCALE Ruler Architect, Engineer, Mechanical Drafting

Sterling MFG Co. 3-Sided Triangular Engineer Drafting Scale Ruler white VTG LZ

Triangle Ruler A.W. Faber Castell 853/Z1 Scale Drafting Tool Made in G

Easy to Use - Sharp, easy-to-read graduations resist wear, includes both English and metric measurements. Multipurpose Scale - Designed for architect,

Alvin, Combination Triangular Scale, Metric and English Measurements, White Drafting, Architecture and Drawing Ruler - 12 Inches

The engineers ruler is in mint condition the architects has a little wear on the inch they are missing the end caps on both canisters.

Vintage 1972 Sterling Engineers & Architects Scale Triangular Ruler Lot X2

Sterling MFG Co. 3-Sided Triangular Engineer Drafting Scale Ruler

See pictures for details.

Vintage 12 Sterling Triangular Engineer Drafting Scale Ruler Ivory white

Find many great new & used options and get the best deals for Sterling MFG Co. 3-Sided Triangular Engineer Drafting Scale Ruler at the best online

Sterling MFG Co. 3-Sided Triangular Engineer Drafting Scale Ruler

ALVIN 241P 12 Drafting Ruler for Drawing, Planning, and Design, High Impact Plastic Engineer Triangular Scale : Office And School Rulers : Office Products

12 Engineer Scale Scholastic Ruler White or Yellow