Show RESCUE SERVICE ORDERS HUGE HELICOPTER V WASHINGTON ASHINGTON Feb 14 P jp-A jp A helicopter as ns big as an airliner and able to land on snow ice water sand or marsh has been ordered for the military air rescue service The copter is the H 21 a twin motor ship with an emergency capacity of 27 passengers and two pilots The air force did not say how many Pia seck is have been bought or the price The order is unofficially reported to be 20 The air rescue service is a unit of the military air transport service MATS M A AT T S It operates 28 rescue units at bases from Germany to the Philippines blanketing the United States and reaching south to the Canal Zone Each unit has 10 aircraft and two teams composed of men trained to drop into inaccessible areas The H 21 has a power hoist for use in hovering over spots where landing is impossible The called so-called landing gear includes large inflatable floats with built in skis surrounding each wheel The H 21 developed from a navy type known as the 2 or Flying Banana has a larger engine than earlier designs designs designs de de- de- de signs and can cruise at miles an hour Its Us main structure structure structure ture is 54 feet long It is designed to carry 12 stretchers and two attendants It can seat 20 men as a troop carrier or can accommodate 27 by removing the scats seats |