OK, this is well after our period, but the comparison with more ancient mummifications may be interesting:
https://www.theguardian.com/world/2025/may/02/mummy-mystery-solved-air-dried-priest-was-embalmed-via-rectum
air drying is all the rage....
It all sounds like a pretty undignified way of having one's mortal remains preserved for posterity.
:(
The posterior was very well preserved...