Didactic board / lighting



This sign shows the operation of the series (n ° 5) light switch
this  by means of working components
Dates 1950-1955
The whole measures 50X 40cm
Built manually with “the art craftsmanship”
Offered as a decoration
Not tested for electrical operation
Wear consistent with the age and use of this item
Photos are part of the description

Additional information

Weight 5 kg