The broad arrow, of which the pheon is a variant, is a stylised representation of a metal arrowhead, comprising a tang and two barbs meeting at a point. It is a symbol used traditionally in heraldry,
Metal broad arrow erected in 1682 to mark the boundary of the Old Artillery Ground, Spitalfields, London
Ammunition box or coal container dated 1831, displaying Board of Ordnance coat of arms, initials and broad arrow
British convicts in uniforms bearing broad arrows: a late 19th-century print
A broad arrow on a Marconi TF1041B valve voltmeter, indicating Ministry of Defence ownership
A prison uniform or a jail uniform is a set of standardized clothing worn by prisoners. It usually includes visually distinct clothes worn to indicate the wearer is a prisoner, in clear distinction fr
Broad arrow
…the marks was convicted and sentenced to stand in the pillory and two years in a house of correction. The broad arrow was routinely used on British prison uniforms from about the 1830s onwards. An instance of the Admiralty using the mark in a salvage case occurred at Wisbech, Isle of Ely in 1860: "The barque Angelo…
Striped prison uniform, contemporary design as used in the United States and other countries
Inmates outfitted in common present-day prison uniforms (gray-white), US
Dutch Jews wearing vertically striped uniforms at the Mauthausen concentration camp during World War II.