Vintage Keuffel & Esser Simplex Slide Ruler With K&ECo Leather Case Pat. Pend.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Vintage Keuffel & Esser Simplex Slide Ruler With K&ECo Leather Case Pat. Pend.:
$4.99
Very good Vintage condition. Please see all photos for details. Please feel free to ask questions. Thank you for looking. View more great items