TY - BOOK AU - De Ment, Jack Andrew AU - Dake, H. C. TI - RARER METALS U1 - 669 PY - 1949/// CY - London PB - Temple Press KW - Metals N1 - Abridged Bibliography Of Rarer Elements, By R. B. Gordon : P. 340-355; Literature Cited At End Of Each Chapter ER -