The Solar Observing Guide has just been updated. You can download the latest version (1.1) here:
https://www.aavso.org/solar-observing-guide
Many thanks to Frank Dempsey and Raffaello Braga along with Rodney Howe and Kristine Larsen for their excellent contributions to this revised edition.
If you would like to translate this Guide into another language, please contact Sara at AAVSO HQ. We already have a French edition while German and Italian are in progress.