switchmen, supervisors, laborers, masons, carpenters, welders, bricklayers, tradesmen, workers, longshore, workmen, yardman, plasterers, teamsters, stevedores, strikebreakers, piecework, shop steward, hardhats, trainmen, warehousemen, tilers, pipefitting, flagmen, boilermakers, roughnecks, handymen, sergeants, longshoremen, sweepers, roadmaster, stonecutters, erectors, roofers, carpentry, quarrymen, contractors, metalworkers, porters, watchmen, technicians, corporals, superviser, nonunion, apprentices, clerks, sawyer, millwright, fitters, tradespeople, electrician, craftsmen, shipwrights, firemen, patrolmen, plumbers, riggers, stokers, welding, engineers, typesetters, sandhog, proofreaders, janitors, subordinates, dockers, laundresses, trainees, managers, blacksmiths, construction, underlings, tradesperson, gandy dancer, peons, overalls, telegrapher, boilermaker, bookkeepers, waiters, timecard, boatswain, swamper, yardmaster, lookouts, shipfitter, masonry, inspectors, conductors, assistants, employees, motorman, landscapers, washerwomen, coachmen, subcontracting, tinsmiths, bunkhouse, brickyard, barmen, labourers, foreman, instructors, teachers, librarians, salesmen, superintendents, administrators, accountants, tutors, doctors, employes, executives, judges, pharmacists, office, cial, classificatory, department, echelon, expert, fifth, fitness, fourth, managerial, research, same, sional, specialist, third, underemployed, whitecollar, 50th, 99th