Show Helium Supply I Is easing using Washington Suit It at gas gasto gasto gasto to Inflate both na nn dirigibles the Los Angeles and aud the Shenandoah will willbe willbe be available by July 1 It If the present rate of ot production continues The only supply of helium in the United States is 18 that turned out at the helium hellum hel hel- lum ium production plant at Forth Worth Texas Present operation of this thle plant Is under the Joint direction of the army and navy and helium is allocated al at located to the two services according is U it Is needed In lu their than air craft Until July 1 the present system by which either the Los Angeles An geles Keles or the Shenandoah must lie He HeIdle Idle deflated while Its companion companionship ship takes the air will continue The plant Is working at nt capacity but the process ot of helium production Is I. a complicated one I |