00289nam a2200109 a 4500008004100000050001400041100002900055245002900084260003400113300002300147350000900170120416s1967    ||||||||||||||||| ||    u  aQC 73 Har  aHarrison, George Russell14aThe first book of energy  aLondonbGrolier Societyc1967  a(viii), 81p. : ill  a0.00