Friday December 25th 2015.Tim
An 0-6-0 Switcher
with a sloped tender, and the point is that long engines
do not take tight curves with the grace of a smaller
engine. The same with carriages. As well an incline with
a curve is harder still for a train to manage which
means the winding road that goes up hill might lead to
tears for the masters of giant steam trains.
An 8 inch
rise at 4% requires around 144 inches of track and another
144 inches of track to get all the way back down again.
That's something like 8 yards of railway line. So it's all
very exciting to think of 8 inches as something like 100
feet. At the same time adding up and subtracting, the
multiplication tables, division are none of them strong
points in your correspondent.