petition crown
Numismatics
noun
A trial piece for a five-shilling coin engraved by Thomas Simon as part of a contest between himself and the Roettiers brothers to decide who would engrave the dies for the new mechanized coinage of Charles II, having Simon's petition for preference engraved on the edge.
Origin
Mid 18th century; earliest use found in Stephen Martin Leake (1702–1773), herald and numismatist.
- phlogistian
- phlogistic
- phlogisticated
- phlogisticated air
- phlogistication
- phlogiston
- phlogistonist
- phlogogenic
- phlogopite
- phlogosis
- Phlomis
- phloramine
- phloretate
- phloretic acid
- phloretin
- phlorizin
- phlorizinization
- phlorizinize
- phlorizinized
- phloroglucic
- phloroglucide
- phloroglucin
- phloroglucine
- phloroglucinol
- phlorol