This is where you can get it:
Developing Coniferous Bonsai course
$65, 23 lectures, 10 hour total
(link in bio )There are quite a few videos on the market now about how to handle conifers. The average bonsai practitioner will be impressed but also be aware that the kind of materiel that is show there is not within reach for most. In the Bonsai empire video Mauro Stemberger, Jan Culek, Harry Harrington, and WP use material that normal folks can find and afford.
Go and see for yourself.
Walter with challenging European spruce.