000 00291nam a2200121Ia 4500
008 230130s2021 xx 000 0 und d
041 _aeng
082 _a534
100 _aBragg, Sir William
_91473394
245 _aWorld of Sound
260 _aChennai
_bMaxwell Press
_c2021
300 _a196p
999 _c955964
_d955964