000 00571nam a2200193 a 4510
001 u687
005 20171208175106.0
008 710122s1970 enkach o000 0beng
020 _a0112900801 (sd)
040 _aUk
_dUK-LoPHL
100 1 _aGreig, James.
_976119
245 1 0 _aJohn Hopkinson: electrical engineer /
_cby James Greig.
260 _aLondon :
_bH.M.S.O.,
_c1970.
300 _a44p.
490 1 _aBooklets (Science Museum)
600 1 0 _aHopkinson, John.
_978988
830 0 _aBooklets (Science Museum)
942 _n0
999 _c692
_d692