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

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

Plastic, color-coded engineer's scale with graduations of 10, 20, 30, 40, 50, 60 parts to the inch. 12 long. An engineer's scale is a tool for

Engineer's Triangular Scale

VINTAGE KEUFFEL & Esser Triangular Scale 3-Sided Engineering

Lot Of 3 Vintage Keuffel & Esser Co. Triangular Drafting Ruler 56 3778 & Others

You are considering the ruler shown with scales: 10, 20, 30, 40, 50, 60. LOCATION-- box ( SLIDE RULE 3 NO TOP in tan corduroy pouch slot # 10 ).

Vintage TRIANGULAR RULER: early wooden K & E 8893 scales in description

WOODEN TRIANGULAR ENGINEER Drafting Scale Ruler -- Boxwood (2) $8.99 - PicClick

WOODEN TRIANGULAR ENGINEER Drafting Scale Ruler -- Boxwood (2) $8.99 - PicClick

VINTAGE KEUFFEL & Esser Triangular Scale 3-Sided Engineering

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

K&E 8893 12” Drafting Triangular Scale Ruler Wooden Used Painted. Manufactured NY/NJ. Very good pre-owned condition. All markings and numbers clear

VTG Keuffel & Esser K&E 8893 12” Drafting Triangular Scale Ruler Wooden

Vintage Scale Rulers

Vintage Made in West Germany IONIC Wood Engineers Triangle Scale Drafting Ruler

EUGENE DIETZGEN ARCHITECT Triangular 12 Wood Divided Scale Ruler 1636 Vintage $14.99 - PicClick

241B Alvin 12 Bamboo Engineer Triangular Scale ..#from-by#_buccaneerbarque; TRYK46251544355280