Its rather simple secondary forms for face are features. nose eye mouth and so on Might be easier if you think of them as a layered cake or a stair step one live on top of the other and 3rd live on top of the second .Example teeth cylinder is your primary form lips will be secondary and wrinkles on the lips will be…
I would suggest reading thru a couple official archive file type recommendations from different archives and countries. Like this one; https://www.archives.gov/records-mgmt/policy/transfer-guidance-tables.html Screenshots of full pages (which I made a couple years ago) worked imo better than saved out htm, html files since…