Papal chamberlain often given to members of noble families of Italy and other countries. They were required, or in practice entitled, to serve for at least one week per year during official ceremonies, and took part in Papal processions behind the Sedia Gestatoria, each wearing formal court dress and distinguished by a golden chain of office. Traditionally, priests who were Papal Chamberlains were addressed as "Very Reverend". This clerical rank has been superseded by the current designation "Chaplain of His Holiness" which confers the title reverend monsignor. In ecclesiastical heraldry, laypersons so honored may display a golden chain surrounding their coat of
Flabellum museum of the University of Pennsylvania. The spread is formed of great ostrich plumes tipped with peacock feathers; on the palm (base of the fan) are the arms of the Holy See, worked in heavy gold on a crimson field, the tiara being studded with rubies and emeralds. The new pair of flabella is on display in the Vatican museum. Lisbon Patriarchal Cathedral also holds two Flabella and one Sedia Gestatoria in its museum. It is thought the right of the Cardinal patriarchs to use such honour was granted after the efforts of king John V of Portugal that obtained