Rowe, Evan Keith. Pension plans under collective bargaining; vested rights, - Washington, U. S. Govt. Print. Off. [1953] - vii, 23 p. diagrs. 27 cm. - Bulletin (United States. Bureau of Labor Statistics) no. 1147. . LCCN: l 53000190 Subjects--Topical Terms: Old age pensions--United States. LC Class. No.: HD8051 / .A62 no. 1147