My friend Moira Grieg, of the Mason's Marks
Project, recorded 497 marks from 86 different masons.
The mason's marks
carved into the quarry-stone lintels are stick figures and feather arrows, suggesting a pre-literate group of stone workers.
There is also a kitchen, utility, cloakroom, family bathroom, and plenty of period features such as gothic windows, inscriptions and mason's marks
They unanimously agreed that the markings are mason's marks
or hieratic characters.
The dock gates are in good condition and you can see the mason's marks
"These names were not just scratches but carved in like mason's marks
, cut with skill and care.
Bob Mattimore will give a talk on medieval mason's marks
Teixidor as mason's marks
: m<n> s<ml> "to the left, north," to indicate the placement of the relief.