The  RS.51 Set
'The Freightmaster'

was introduced in 1964 and contained  an A1A Brush Diesel and seven wagons.
R15, R16, R113, R122, R340 and R561. 8 double curves, 4 straights

Wilson Adam's Freightmaster Sets
1st Series Freightmaster Set
1968 2nd Series Freightmaster Set changed to Blue Locomotive
Cindy Marshall's RS.51 Freightmaster Set. Note colour change label
This Set still shrink wrapped!!
1970 RS.651 later Set with Series 6 track
Reverted back to Green Locomotive
Australian RS51A Set