First one I'm fairly positive it's a PTR or an early Cicca, unfortunately there's very few if any information about these. Cicca sirens are a bit difficult to identify, as Cicca seem to have made two style of sirens, older 1940's-1950's models with the 3T22-like "cone" and the motor at th...

I found what I believe to be KM Europ 8/10 port sirens in France. The one painted blue is at the Normandy Memorial Museum, Bayeux. To my surprise, I unintentionally found the same one in the wild on the roof of The Hotel De Ville, Grand Camp Maisy. I didn't have time to take a photo as I was in the ...