00310nam a2200109Ia 4500008004100000041001200041082001100053100002300064245010100087260000600188650000600194221030s9999    xx            000 0 und d  aEnglish  a105.23  aRichard P. Feynman 4aThe Feynman Lectures on Physics Mainly Mechanics, Radiation & Heat Vol. Icby Richard P. Feynman  c0  aB