000 002850000a22001210004500
245 _a20 solid state projects for the home
100 _aMarston, R.M.
260 _aLondon
_bNewnes Technical Books
_c1969
300 _a105 p.
080 _a621.382
_bM3
041 _aEN
942 _cBK
999 _c103113
_d103113