00333nam a2200121Ia 4500008004100000041001200041082001100053100002300064245008900087260000600176650000600182700002300188221030s9999    xx            000 0 und d  aEnglish  a105.23  aRichard P. Feynman 4aThe Feynman Lectures on Physics -Volume 2cby Richard P. Feynman, Robert B. Leighton  c0  aB  aRobert B. Leighton