New South Wales Government Railways Baldwin 2-8-2 No 5919 + Beyer Garratt 4-8-4 + 4-8-4 No 6037 on N645 down concentrate train passing through Ourimbah, N.S.W. Australia.
This train is travelling north away from Sydney and is approximately 60 miles north or 100 kilometres on the route to Newcastle.
Due to the 1 in forty grades at several locations the train was regularly a double header on the Gosford to Sulphide Junction section. The iron ore concentrate went to this location for processing. It is interesting to note that the lead engine is USA built by Baldwin Locomotive Works in 1952, while the second is a Beyer Garratt locomotive built in Manchester in the United Kingdom somewhere in the years 1952 to 1956.