Huge Trailer Convoys Used To Alert America On Adequate Civil DefenseFALL RIVER, Mass. (NEA)— The president of a leading bank in Fall River rushed to a position outside a labyrinth of partitions, clicking a counting apparatus in his hand as people entered a series of Civil Defense exhibits.For half an hour he carefully clicked off the entry of men, women and children, until relieved by a member of the local Civil Defense organization of which he was chairman.The enthusiasm which put a bank president in the humble assignment of admission-tabulator is what’s making a success of the 1952 version of Paul Revere’s ride: the touring “Alert America convoys.Trailmobiles rolling across the country in three convoys are carrying defense expositions to stir• — ^ atki.tne countryside to prepare as theIn less than three months, managers of the three convoys estimate, the mobile expositions have been viewed by upwards of 300,000 people in three dozen cities. Reports show that volunteers have signed for civil defense duties at the rate of one for every 10 men , women and children viewing the' displays. As a result, more cities' are demanding a place on the' shows* itinerary, jStaged by the non-profit Valley Forge Foundation at the behest of the Federal Civil Defense Administration, the exhibits show the damage a foe can inflict on theaverage unprepared city and whatcaJL done to lessen the damage.The arrival of an ’Alert America ' convoy is itself a test of the local defense preparedness. Once the 10 carriers roll into the-comMinute Men of 1775 did against hostile attack. In.70 cities, local Civil Defense organizations are preparing to meet and man the displays, in order to sign new volunteers for community protection.Dramatic dioramas and illuminated displays, which fill the floor of an armory or auditorium, are ccmpressed for rapid travel in 10 vehicles in each convoy. The convoy can close a showing in Kansas. City on Wednesday and reopen in Indianapolis on the following Sunday.munity with the properties, it’sa local show.The Army has detailed an officer and 16 enlisted men to each0 keep them filing. The Valley Forge Foundation provides a show manager and four mainten-fvh®K.^en t0 suPervi'se setting up exhibits—and to handle devices.armorsTUESDAY, MA1