SIZE BY NUMBER OF EMPLOYEES, FOR MAJOR INDUSTRY GROUPS AND SELECTED INDUSTRIES: 1950 AND 1947 Industries (4-digit) for which 1950 data are shown were selected, after review for consistency with other in column A for "All employees" and "Value added by manufacture." With few exceptions, the industries digit) groups; such totals include estimates for all the component industries whether or not separate disclosing information for individual companies have been combined with figures for adjacent size classes. a result, whenever size-class figures for individual industries (4-digit) are underlined or the symbol (d) (2-digit) total shown for that size class. Similarly, major industry group figures will not add to the one or more major industry groups. |