TY - BOOK AU - Patterson, Edwin W AU - Kahler, Clyde M (Chairman) ED - Pension Research Council (Pennsylvania) TI - Legal protection of private pension expectations U1 - 368.43 21st PY - 1960/// CY - Homewood PB - Richard D Irwin KW - Pensions-Law and legislation; Pension'; Pension-Cost-of-living adjustment; Pension trusts ER -