Vintage TRIANGULAR Engineer Scale wooden Ruler K & E 8893 Scale 10

Vintage Scale Rulers

Drafting Tools, Engineering, Science & Medicine (1930-Now

ALVIN 610E Metric Engineer Triangle Scale, Multipurpose Ruler for Drawing, Planning, and Design, Drafting and Architecture Tool - 6 Inches : Drafting Tools : Arts, Crafts & Sewing

Vintage Scale Rulers

RARE TRIANGULAR RULER Keuffel & Esser ~ DORIC ~ Germany~ Boxwood ~ 56 3848 $4.99 - PicClick

Vtg lot of 3 wood Triangular Scale Drafting Ruler 12 Architect tools Keuffel & Esser K&E star quality 8893 - no origin indicated Stewart 521 Pearwood

Vtg Lot Of 3 Triangular Scale Drafting Rulers 12 Architect K&E Stewart Dietzgen

Vintage U.S.ST'D Wood Triangle Scale Architect Ruler Germany & Other Lot Of 3

12 Inch Triangular Engineer Scale Ruler, Anodized Solid Aluminum Core with Laser Etched Scales, Imperial Scale - 1:10, 1:20, 1:30, 1:40, 1:50, 1:60, Ideal for Civil Engineering Drafting (B) : Office Products

VINTAGE KEUFFEL & Esser Triangular Scale 3-Sided Engineering

Drafting Tools, Engineering, Science & Medicine (1930-Now

VINTAGE KEUFFEL & Esser Triangular Scale 3-Sided Engineering Drafting Wood Ruler $12.99 - PicClick

VINTAGE KEUFFEL & Esser Triangular Scale 3-Sided Engineering

Drafting Tools, Engineering, Science & Medicine (1930-Now

Before AutoCAD, these were essential. Now, they just remind us of simpler times -- and of skills we should probably know how to manage by hand in a

Tri scale ruler - vintage hardwood, USA made