U.S. DEMANDS SPAIN RELEASE AMERICAN; Phillips Orders Consul to Call for Rescue of J.O. Ambler, Held by Miners. 37 BRITONS ALSO SEIZED Embassy Closing Threatened as Washington Warns Americans From Madrid. U.S. DEMANDS SPAIN RELEASE AMERICAN
With 37 other members of staff of Rio Tinto Co Ltd, held as hostages at Huelva mines by miners' syndicate; U S State Dept orders Consul to make urgent representations to Spanish Govt for his release; Brit warship may land rescue party for entire staff