00511nam a22002057a 4500001001000000003000500010005001700015008004100032010001000073011001000083035001000093040000900103110003600112245002500148260003200173300002100205490002700226650002500253830002700278000040595CHAP20220329135626.0971013s1964            r     00010     d  a39537  a40509  a44635  cCHAP2 aE.U.A. Atomic Energy Commission10aAtomic power safety.  aOak Ridge :bA.E.C.,c1964.  a38 p. :b: ilus.  aUnderstanding the atom14aEnergía atómica.0 aUnderstanding the atom