Hall marks. Similar in appearance (but not meaning) to hall marks used by gold and silversmiths. Designed by the maker and presumably used to make pewter appear as much like silver as possible. (See Pewter Marks: an Introduction)
Hammermen. A term that was used in the British Isles and continental Europe to describe metalworkers (including pewterers) whose work involved use of a hammer.
Harvester. A term used to describe a haystack-shaped measure used in the West-Country from the late 18th century. Also an alternative name for the Irish haystack measure.
Haystack. A term generally applied to a type of measure originally developed in Cork, Ireland with a shape reminiscent of a haystack. Sometimes also called a harvester measure but differing in shape from the West-Country version. Subsequently and later copied in England and the USA.
Hollow-ware. Vessels (such as tankards, measures and flagons) made to hold liquids, as distinct from sadware.
Imperial standard. Established in the Geo IV Weights and Measure Act of 1824 with introduction delayed to 1January 1826. The Act "...completely reorganized British metrology and established Imperial weights and measures; defined the yard, troy and avoirdupois pounds and the gallon (as the standard of measure for liquids and dry goods not measure by heaped measure), [and] ...continued the existing system by which local Examiners were responsible for the inspection of trade weights and measures..." (note 2, pg 251)
Jersey Measure. A type of measure produced for use in Jersey; strongly influenced by pewter forms from Normandy.
Journeyman. A craftsman, who had completed his apprenticeship and worked for another master pewterer rather than on his own behalf.
Knop. The finial on the end of a spoon or the knob on lids of flagons, tankards, etc.