Inscription: (On shield on one facet of bowl, engraved) P L with W above and M below;
(pricked on under side of foot) T A;
(lightly scratched on bottom side of foot) 918 A Griffiths (in script)
Marking: [1] Leopard's head crowned (London assay office mark);
[2] Lion passant guardant (London assay office mark);
[3] a in pointed shield (date letter for 1618-19);
[4] JP (script) in rayed sun (maker's mark for Jeffery Prescott);
[5] Lion passant guardant, with shaggy pelt (London assay mark, used 1604-06)
Location of marks:
[1]-[4] on bowl near lip
[5] on underside of foot