Brassard US Navy SP Shore Party WW2

WW2 USN Shore Party (S.P.) brassard, this is different to Shore Patrol arm band as the Shore Party is yellow. The "Shore Party" brassard was worn by USN sailors who had been given permission to be ashore for the purpose of work, this was usually on the docks side for the purpose of loading, unloading or controlling boats etc. The purpose was to clearly show that you where a part of a work party and that you had a rig