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Collection of pages from K&E catalogs for the Webb's Stadia Slide Rules

Description:

The 4105 is a Stadia type slide rule in an unusal format. The body is a cylinder with a slider inside it.

From the 1903 catalog

History:

The 4105 first appeared in the 1906 catalog of the catalogs that are currently available. It last appeared in the 1922 catalog.

• 1903 - The 4105 was first shown.
• 1922 - The 4105 was last shown.

Links to catalog pages for the 4105 Webb's Stadia slide rule:

• 1903 1906 1909 1911 1913a 1913b 1915 1916 1921 1922

Scans: Scans of a 4105