00818cam a22002771 4500 4540282 OSt 20220801085852.0 850821s1968 nyu j 000 0 eng 68024532 DLC DLC DLC lcac n-us--- HD6508 .L465 331.88 Lens, Sidney. Unions, and What They Do. New York, Putnam [1968] 160 p. 22 cm. Paths of progress An introduction to the history, purpose, structure, operation, and activities of labor unions in the United States. Labor unions United States Juvenile literature. Labor unions. 7 cbc orignew u ocip 19 y-gencatlg lcc BOOK 9737 9737 0 0 lcc 0 0 001 001 2022-08-01 Donation from Delta College 0 HD6508 .L465 1968 2022-7218 2022-08-01 00:00:00 1 2022-08-01 BOOK