ALFAALFA ZULUZULU-Il Semaforo: A history of communications and coast guard of the Italian Navy in Bloomington, MN

The history of the Maritime Service Stations For Coastal Recognition of the Italian Navy, Lived and recalled with autobiographical detail by an officer specialized in telecommunications and former signaler and semaforist sailor. ...."An interesting story that highlights the categories of radio operators and semaforists, whose daily work, unknown to most people, was in the service of the Italian Navy and whole community"