Don't forget that many of the older members were veterans of WW1 and had a wealth of practical experience of weapons and combat which was passed on to the younger personnel so that when the youngsters were eventually called to the colours they already had a grounding in the basics of army life. Remember also Churchill's "scallywags", the secret sections that were to go underground in the event of an invasion and act as saboteurs. All recruited from the Home Guard with a life expectancy of just two weeks. "Dad's Army" was good fun but a lot of the improvised gadgets shown were based on fact, especially in the early days when weaponry was in short supply. Trooper