I have long been a fan of woodworker/writer Christopher Schwarz. I believe his newest book, Sharpen This belongs in the personal library of every hand tool woodworker. Although he primarily sharpens with a six inch high speed dry grinder and waterstones, the wisdom of this book applies equally to Tormek sharpening. Here is a link:
https://lostartpress.com/products/sharpen-this
Ken