Marking:  Leopard's head crowned (London assay office mark);
 N (date letter for 1690–91);
 Lion passant (English quality mark for sterling);
 G.M., crescent below (maker's mark).
Location of marks:
,  on back legs;
,  on front legs.
Joseph M. and Aimee Loeb May (by 1941–63; to MMA)