Note by Conduitt on die sinking
<7r>
Puncheon
Hardened
Polished
Die –
Sunk
filed
rub'd on lead with water to smooth
a circle made for the graining with compass then grain with grainers & a hammer
a circle for letters with compass then strike every letter single then filed flat & round down to make room for moneyers s...ers – then harden
then polish