21:00Letter from America by Alistair CookeThe closing of the San Francisco PresidioBBC Radio 4 Duration: 15 minutes Fri 21st May 1993, 21:00 on BBC Radio 4 FMAvailable for over a yearListen nowAlistair Cooke reflects on the closing of the San Francisco Presidio, a historic military base that has been a garrison for over 200 years.GenresFactualArts, Culture & the MediaBrandLetter from America by Alistair Cooke Source: BBC Online