Collection of pages from K&E catalogs for the 4088 Family of Slide Rules


The 4088 family of slide rules are duplex type of slide rules. The 4088s were constructed on a mahogany frame with celluloid laminated to the surface. The markings are engine divided. The scales are as follows:

In 1922 a "B" scale was added and the new scale set is as follows:

The following models are part of the 4088 family and only vary in length:


The 4088 first appeared in the 1913 catalog. The 4088 family last appeared in the 1937 catalog. The following is a brief history of the 4088 family of slide rules as is told in the K&E catalogs that are available at this time. Exact timing is not possible because of the time between catalogs.

Links to catalog pages for the 4088 family of slide rules:

Link to scans of 4088-3s