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Occupational distribution of research personnel
Research employment in selected industrial
Determining carbon content of iron
8 other sections not shown
61st annual meeting Agricultural allied products analysis apparatus and phonographs approximately average Bell Telephone Laboratories Census classification companies reporting companies which reported concerns Director discoveries DISTRIBUTION OF RESEARCH divisions earlier surveys East North Central economic electrical machinery employed engaged engineers enterprises equipment Federal Communications Commission figures George Perazich growth of research important improved increase indicated industrial groups industrial laboratories iron and steel kindred products labo laboratory assistants laboratory workers large laboratories manufacture metallurgists Montans National Research Council National Research Project number of companies Number of employees number of laboratories occupational octane ratings organized research panies percent period petroleum ployees problems production techniques Radio apparatus ratory reporting companies research activities research employment research personnel research programs research staffs research workers Rubber products scientific scientists tabulated technical Textiles total laboratory personnel total number United Universal Oil Products wage earners