Probably right, at least itīs our work-theory. I rely on the human element of laziness here

"Oh i can leave out two lines, great!"
Also, Iīm happy to tell we finally managed to solve the "underlined symbol" problem.
Seems a bit of ink-eating insect refuse changed
M|^| into
|M ^| *cough*
So.. fields are marked by two(or three in one case) combined symbols, underlined. The field they describe is the one between them.
Circles are drawn, candles in place, reagents are complete - letīs wait for the go and then make a second "Burning of Trinsic"
Thanks to all that helped figuring things out and collecting the reagents!