Skip to content

Mike Frey Slide Rules

Slide Rules and Other Things

Keuffel & Esser 4058 10″ Mannheim Beginner’s Slide Rule – MHF-23

Front
Back
Side – Top
Side – Bottom

No Serial Number

Clark McCoy’s K&E Catalogs – 4058 Information page

Catalog Number: MHF-23, Location MHF-D1

Mike Frey Slide Rules
Proudly powered by WordPress.