Plomb Rachet and Sockets

One of the things that was in the toolbox that came from my parents was a Plomb 3/8" Rachet and a few sockets.  This is a set that obviously came from my Grandfather.  Looking up the Plomb company I find out this ratchet is between 70 and 90 years old and it still works fine.

Hopefully I can get it cleaned up and make sure it is in good working condition and put it in my daily use tools.

DD