761 - Switzerland, set of three firefighter helmets. One iron helmet painted horizon blue, with a small stamped crest, a brown leather “wolf-tooth” liner marked “FEGA,” and a detachable chin strap. An aluminum helmet with a crest, 1918–1940 style, featuring a front sticker from the Canton of Basel, along with an inner liner, chin strap, and neck guard bearing a label from the Tempelhof factory in Neuchâtel. A yellow plastic civil defense helmet, with a liner, chinstrap, and the letters “C.D.” on the front, possibly standing for “Corps diplomatique.” Shows signs of wear and has a patina. Switzerland, set of three firefighter helmets. One horizon-blue painted iron helmet with a small stamped crest, a brown scalloped leather liner marked “FEGA,” and a detachable chinstrap. One crested aluminum helmet of the 1918–1940 model, with a Basel canton sticker on the front, a liner, a chin strap, and a neck guard bearing a label from the Tempelhof company in Neuchâtel. One yellow plastic civil defense helmet with a liner, chinstrap, and the letters “C.D.” on the front, possibly standing for “Corps diplomatique.” Signs of wear and patina.