Show T Top Secret Pasc Pl P nt I Makes Atomic Bombs RICHLAND Wash Aug 6 UP Materials for the new atomic bomb Domb are arc being assembled In a huge huC-e government plant at nt Pasco near here where workers who never knew what they w were rc making malting produced the tho compound by operating complicated dials from behind thick concrete safety walls Some of ot the details of the se- se se secret secret cret project were revealed for the first time Monday after Prea Pres Pr a. a Truman Truman Tru Tnt man announced the first bomb was was was' dropped on the Japanese Not until the official announcement announcement announce announce- ment the government said did any any of f the workers have any Idea of ot the nature natures naturE of the startling startling star star- new product The manufacturing area a a. acre guarded section 30 miles from rom here is subdivided Into three large arge areas Each of ot the three t Is subdivided into smaller areas each covering miles of ot ground One of the main areas contains con eon contains three enormous structures where the thc m material is produced prod Th contains three huge chem chemical plantA where the material materials Is s purified and concentrated The third contains the raw materials ET One of the most mOlt difficult problems problems lems officials said laid was designing de manufacturing processes which would permit the fant fantastically sUca ly powerful explosive to be bo made nado safely Plants were designed so that all the Complicated operations were performed by remote control behind heavy concrete walls So complete were the safety precautions precautions pre pre- pre pre- cautions officiate officials added that they protected workers against even the fear fer of ot danger Construction of ot the plants W was rushed in greatest secrecy y by thousands of ot workmen recruited from many states At Atone one time during Construction persons persons per per- sons were employed Workmen excavated cubic yards of ot earth In construction construction tion operations carloads carload of material were received at the site more than cubic yards yarda of concrete was wu placed and tons tOM of ste steel l used |