Below are a number of resources that you may wish to use for training.
From the 2021 Easter Virtual Training:
Inspection and Maintenance by John Beresford - a pdf.
Frames and Towers by John Beresford - a pdf
Restorations by Jonathan Stuart - a pdf
Plain and Little by James Thorpe - a pdf
Beyond Plain Bob by James Thorpe - a pdf
Stedman for beginners by James Thorpe - a pdf.
A resource of various training materials created by Alistair Donaldson can be found here.