SLIDE RULE LOT OF 3 Keuffel Esser, Fredrick Post.
Includes:
- Keuffel Esser 4108-3. Good Condition, has some damage on slider. Case is missing one end cap.
- Keuffel Esser 4090-3. Good Condition, has some yellowing of plastic. No Case.
- Frederick Post 1446. Very Good Condition. Case in Very Good Condition.
Ships free!