Antique reliable of Chicago #456 Porcelain Electric change over switch

Description

LOOKS COMPLETE MOVES WELL BUT NEEDS A LOT OF CLEANING OR REFURBISHMENT RARE 1930 ANTIQUE ELECTRO MERCURY SWITCH
RELAY ENGINEERING DEVICE 48V 70 AMP.
VERY INTERESTING SCIENCE AND ENGINEERING
TOOL IN GOOD, ORIGINAL
ANTIQUE CONDITION.
LAST TIME IT WAS ONE NICE OBJECT
IN THE PRIVATE MUSEUM EXPOSITION.
APPROXIMATELY FROM YEAR 1930.
I THINK WORKING CONDITION,
BUT I CAN NOT GIVE ANY WARRANTY
ABOUT TECHNICAL STATE.
DECORATIVE AND PRACTICAL ITEM IN
ANTIQUE CONDITION
(ALL, LIKE YOU SEE IN PICTURES).
YOU STRAIGHTL
Y WILL BUY THE ITEM,
WHAT YOU SEE IN THOSE PICTURES.
I HAVE SOME OTHERS INTERESTING ANTIQUE,
ART NOUVEAU,
MILITARY, SCIENCE AND
ENGINEERING EQUIPMENT.
PLEASE SEE MY PROPOSALS.
WILL BE SEND WITH VERY STRONG,
SAFE, BOX PACKAGING.
I WILL BE GLAD ANSWER ALL YOUR QUESTIONS.