Collection of pages from K&E catalogs for the 4018 K&E Pocket Calculator

Description:

The K&E Pocket Calculator was marketed by K&E.

Catalog page from the 1909 catalog

History:

The following is a list of catalog entries from 1909 to 1927.

Links to catalog pages for the 4018 family of slide rules:

Scans: Link to scans of the 4018