>>20771683The Gateway document and tapes are in here:
https://mega.nz/folder/uSZGCYCQ#-3miZdUvjf0W7zmBTL8C8QPic related is page 25 which is missing in the document.
Also, if you google "gateway process instruction manual" there should be a link on the first page for the official doc file to give you more of an idea how to use the tapes properly.