[['number', 'builder', 'type', 'date', 'works number'], ['51', 'baldwin locomotive works', 'ds4 - 4 - 750', '1949', '74408'], ['52', 'baldwin locomotive works', 'ds4 - 4 - 750', '1949', '74409'], ['53', 'baldwin locomotive works', 'ds4 - 4 - 1000', '1949', '74193'], ['54', 'baldwin locomotive works', 's - 12', '1952 / 1953', '75823'], ['55', 'baldwin locomotive works', 'rs - 12', '1955', '76024'], ['56', 'baldwin locomotive works', 'rs - 12', '1955', '76105'], ['57', 'baldwin locomotive works', 's - 12', '1953', '75914'], ['61', 'american locomotive works', 'rs - 11', '1979', 'unknown'], ['62', 'american locomotive works', 'rs - 11', '1979', 'unknown'], ['63', 'american locomotive works', 'rs - 11', '1979', 'unknown'], ['64', 'electro - motive diesel', 'gp9 m', '1987', 'unknown'], ['65', 'electro - motive diesel', 'gp9 m', '1987', 'unknown'], ['66', 'electro - motive diesel', 'gp9 m', '1956', 'unknown'], ['67', 'electro - motive diesel', 'gp9 m', '6 / 1954', '19554'], ['m - 80', 'mack', 'railbus', '1923', 'unknown'], ['m - 100', 'edwards rail car company', 'motor car', '1925', 'unknown'], ['m - 200', 'ss&iw', 'motor car', '1927', 'unknown'], ['m - 300', 'american car and foundry company', 'motor car', '1935', 'unknown']]
the most recent year of the Locomotive on the California Western Railroad is 1987
the most recent year of the [ENT] on the [ENT] is [ENT]