And the tau-rho (The Staurogram)
Look this up...Apostle Andrew (Andreas)
Upside down (not an upside down cross) and it would be Peter.
What else do you think you know that might not be so?
Luther turned the papacy on its head in 1517.
Aside: With the Christmas season fast approaching, there is a way to use “theologically correct” shorthand and not leaving “Christ out of Christmas”.
Shorten the word CHRISTMAS to ‘XPmass’, using the XP to indicate Christ. In the tradition of the 1st century XPians that used a “fish emoji” to signal a meeting.