Making and Knowing
A minimal edition of BnF Ms Fr 640 in English Translation

- - - - - folio image: 079v - - - - -

Tin for casting

They use common tin, which is the one that pewterers use for plates, which is composed of 9 or ten pounds of pure lead on one quintall of tin.

at left bottom margin of folio 079v

Some find that there is nothing better than pure tin.