An English pewter hammerhead and Stuart flagon

An English pewter hammerhead and Stuart flagon, Probably late 17th century, Resp. H 14 cm and 27 cm, Provenance: Purchased at Robin Bellamy, Witney, Oxfordshire. The hammerhead only marked to the lid (with three ‘I’s), the flagon or tankard with high foliate thumpiece and S-shaped handle, unmarked.