Picture : All the locos built by John Butt, our late mechanical engineer, were lined up at the railway on Sept 23rd 2017
The Links on the left give link to downloads. The files are now in html or pdf formats which should be accessible on all computers.
The pdf graphs take a little time to download. Don't multi click or you may 'lock up'.
On the graphs use the '-' or '+' buttons until the graph fits your screen