Vintage Cast Aluminum Fire Hydrant Cross-Section Demonstration Model swinging arm likely an agricultural or Easter

likely an agricultural or Easter decor item

please see photos for condition and details

this piece features labeled stations within the tuner

This industrial lamp features three ball joints and green paint

this one is model number N

Vintage Cast Aluminum Fire Hydrant Cross-Section Demonstration Model swinging arm likely an agricultural or Easterc. 1930s; Mueller Co. Chattanooga, TN Cutaway demonstration model of a municipal fire hydrant, cast in aluminum and mounted as a teaching or sales display piece. The body is sectioned vertically to reveal the internal valve assembly, threaded stem, and flow chamber, offering a clear view of how water is regulated through the hydrant. Exterior retains its original industrial silver finish with red painted caps and chains, while the interior surfaces