Marking:  Leopard's head crowned (London assay office mark);
 Lion passant regardant (London assay office mark);
 b in pointed shield (date letter for 1619-20);
 F over M, two pellets between, in shaped shield (unidentified maker's mark)
Location of marks:
- on upper edge of bowl
 on underside of foot
Note: Lion passant has ragged ruff and forepaws, as e.g. in 1604, see Pickford p. 51, cycle VII.