NSB steam locomotive class 27a 234. Wheel arrangement 2'C h2. Speed 75 km/h, weight 39.2 t (53.7 t incl. tender), 1600 mm diameter of driving wheels. Built 1912 by Thunes Mekaniske Verksted and Hamar Jernstøperi as one of 17 units for fast trains on lightly built lines (only 9 t weight per wheelset). Built for Smaalensbanen, Kongsvingerbanen and Eidsvold-Ottabanen, also used on Rørosbanen and Solørbanen. It remained in service until 1969.

Norsk Jernbanemuseum, Hamar, 2005-08-16

tobias b köhler