Hecht, Selig.
Explaining the atom / Selig Hecht. - New York : The Viking Press, c 1954. - xviii, 237 p. ; 22 cm.
Includes index.
330 330
Atom.
539.76 / H355e
Explaining the atom / Selig Hecht. - New York : The Viking Press, c 1954. - xviii, 237 p. ; 22 cm.
Includes index.
330 330
Atom.
539.76 / H355e