Massachusetts Dept of Labor and Indust
Annual Report of the Department of Labor and Industries . . ; Volume 1927
Annual Report on the Statistics of Labor
Annual Report on the Statistics of Labor; Volume 18
Annual Report on the Statistics of Labor; Volume 40
Annual Report on the Statistics of Manufactures ... , Volumes 27-30
Directory of Labor Organizations in Massachusetts
Labor Bulletin, Issue 98
Labor Bulletin, Issues 51-55
Labor Bulletin, Volumes 56-70
Report on the Statistics of Labor.
Report on the Statistics of Labor; Volume 7