000 00411nam a22001457a 4500
999 _c62644
_d62644
005 20201013153726.0
008 201013b ||||| |||| 00| 0 eng d
020 _a0856852309
082 _a603.21 C26E
100 _aCavendish, Marshall
245 _aHow It Works Vol.20
_bThe illustrated Encyclopedia of Science and Technology
260 _aLondon
_bMarshall Cavendish
_c1974
300 _ap.139
942 _cDBK