Plomb & Proto Logo History

Image Description: 

This image is taken from the cover of the 1926 catalog.

Image 2 Description: 

This logo comes from the cover of catalog 16A - 1936

Image 2: 
Image 3 Description: 

This image comes from Catalog 19A in 1941, and remained until the Plomb -> Proto name change.

Image 3: 


Here's one you don't see everyday. A Plomb LA offset screwdriver, standard tip. I have no idea of the numbering and the date codes - I've included a close-up for the so-inclined.

Image 2: 


      That would be a No. 36-5/16   mfd in 1936 indicated by the 6C

The No. 36 was also made in 1/4, 3/8, and 1/2".