Today the U.S. is building ships, soon at a rate of two or even three a day, with speed and economy that was inconceivable in World War Iand building them better.
Today 1040's tight machine-tool bottleneck is being broken.
Tomorrow the U.S. may begin building steel airplanes as light as today's welded aluminum planes.
All these things have become possible because of steady but unadvertised advances in the science and art of welding. For the use of welding has made the major difference between the U.S. arms smithing of 1941-42 and 1917-18.
In sheer racket...