K&E 1749-1 --- 10" Student's Slide Rule

Pre 1900

From an eBay sale by Ron Knapp

The predecessor of the 4058 is the 1749-1. The 1749-1 was shown in the 1897 and 1899 K&E catalogs. The cursor is made of celluloid with a metal frame.

Front with cursor

Front without cursor

Back side

Close ups of cursor

Right end view

Left end view