Seems to be an early set, but I have no idea how to date it. See condition and pictures.
Vintage Keuffel & Esser Drafting Tool Set Challenge 9726F
9 3/4” by 4 1/4” clean set does have last owners name on the inside middle.
Vintage Drafting Tool Set Keuffel & Esser Mercury New York Made in USA
Sold As Is! Just Cleaning out the Studio. Don't Worry You'll Love It! Don't Worry You'll Love It! Normal Use/Ware Marks but No Abuse other than above.
Rare Amsler 3 Wheel Mechanical Integrator Planimeter 2002 Keuffel & Esser 620130
The Keuffel & Esser Co. drafting tools I inherited from my aeronautical engineer grandfather. Used to draft space shuttle parts. : r/Machinists
Keuffel & Esser Co. Vintage Drafting/Drawing Tool Set
Historic Hangar S was America's Cradle of Human Space Exploration - NASA
ESR_Calculators__th.jpg
Drafting Tools, Engineering, Science & Medicine (1930-Now), Collectibles - PicClick
VINTAGE KEUFFEL & ESSER CO. DRAFTING SET. MINUSA. 795 1/8
Keuffel & Esser Co. Vintage Drafting/Drawing Tool Set
Module 5 Capstone.docx - Module 5 Capstone Part I: Cowan & Hersch use the history of the aviation industry to discuss Cold War engineering and the
Check out the pictures. One piece is missing. Condition is Used. Shipped with USPS Priority Mail.
Vintage Keuffel & Esser Co Drafting Set Made In USA Original Case Tools