TY - BOOK AU - Burton, E F. AU - Smith, Grayson H. AU - Wilhelm, J O. TI - Phenomena at the temperature of liquid helium U1 - 540.020 PY - 1940/// CY - New York PB - Reinhold Publishing Corporation KW - Liquid helium KW - Cryogenics KW - Superconductivity N1 - Includes bibliographical references and index ER -