D Vr: Dynometer Tests for 2-8-2 steam loco. N496, presented as extremely long rolls of paper (65 cm wide and many metres long), recording various 150km return journeys Melbourne-Bendigo, to test Maitland coal. The rolls show tests 1884-1891 dated 1954; tests 1904-1909 dated 23/4/54 and tests 1910-1913 dated 30/6/54, respectively. These rolls represent a one-off record of most important coal tests! (3 rolls)