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200 1 $aElectic-lamp industry$etechnological change economic development from 1800 to 1947$fArthur A. Bright.
210   $aNew York$cMcMillan company$d1949
215   $aXXVIII, 526 p.$cill.$d21 cm
225 1 $aMassachussets institute of technology. Studies of innovation
610 0 $aLampade elettriche$aIndustria
676   $a621.32
700  1$aBright,$bArthur A.$0302
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