Steam engine - Copper, Brass, Iron - 1930-1940

Heavy vertical steam boiler.
Neatly built unused boiler made of copper and brass on a black metal base.
Door to the firebox that can be opened and closed with copper rivets.
Door with a lockable peephole.
Boiler with ‘rivets’.
Sight glass for water level.
Overpressure valve.
Adjustable connection for steam pipe.
Three lockable accessory openings on the boiler.
Removable chimney (length 14.5 cm).
Boiler diameter 9 cm.
Boiler height 13.5 cm.
Heavy base plate (diameter 11 cm) with mounting points.
Total height 36.7 cm.
Weight 1925 grams.