Royal coach Ao 200 from the Røros line (1067 mm). Built 1876 by Jacson & Sharp (Delaware, USA) and used until 1930. Used 1877 by King Oscar II when the Røros line was opened. It was also the first coach with bogies and diaphragms protecting the gangways in Norway.
Norsk jernbanemuseum, Hamar, 2023-07-18.

tobias b köhler