City of London swords City of London swords The City of London swords are five two-handed ceremonial swords owned by the City of London, namely the Mourning (or Black) Sword, the Pearl Sword, the State (or Sunday) Sword, the Old Bailey Sword and the Mansion House Justice Room Sword. A sixth sword, the Travelling Sword of State, replaces the Sword of State for visits outside the City. They are part of the plate collection of Mansion House, the official residence of the Lord Mayor of London. The Mourning Sword is used on occasions of ceremonial mourning and has also been known as the Black
Phitsanulok Mansion because the mansion is located in such an important strategic area, the Thai government decided to buy the mansion and use it as a state guest house instead. Later it was decided that it should become an official residence. Only two prime ministers, Prem Tinsulanonda and Chuan Leekpai, have taken residence there and both of them resided only for a few days before moving out to other premises. The house is reportedly haunted. Phitsanulok Mansion Phitsanulok Mansion () or formerly known Banthomsinth House ( lit: "House of the Sleeping Narayana") is the official residence of the Prime Minister of Thailand,