Zustand: very good. London : John Murray, 1993. New edition. Paperback. 240 pp. Ills. - This seventh edition of "London Under London" has been updated to take account of recent subterranean developments. A new section covers the pioneering deep level water-main, new power tunnels, the enormous substation under Leicester Square, new underground railways and more. Condition : very good copy. ISBN 9780719552885. Keywords : HISTORY,