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Epoch I – Länderbahn from the very beginnings of the railways in 1835 to amalgamation in 1920. Epoch II, 1920-1950 – from amagamation in 1920 to partition in 1949 (DRG, and DR from 1937). Epochs III to V, 1949 to present day. – from partition in 1949 to the present day (DR and DB). |