FUTURE INDEFINITE (352 pp.)Noel CowardDoubleday ($4.50).
After two weeks' work as British propaganda agent in Paris at the start of World War II, Noel Coward decided to report back to London on his progress. On a supersecret telephone, Agent Coward muttered a strictly hush-hush numberto which the operator responded with "a shrill scream of laughter" that set poor Noel's conspiratorial nerves jangling. A few seconds later, however, Coward found himself connected with his superior officer, Dallas Brooks, in London and started to unburden:
"This is Diplomat speaking." "Who?" bellowed Brooks crossly.