000 00381nam a2200145Ia 4500
008 211109s9999||||xx |||||||||||||| ||und||
082 _a500
_bHAS-S
100 _aHaslett, A W
245 0 _aScience News No 22
260 _bPenguin Books
_aLondon
_c1951
300 _a124p.
630 _xGeneral Stack
650 _aNatural sciences & mathematics
_vscience
_xPhysics
942 _cBOOK
999 _c16048
_d16048