to a superior) is surmounted by an inscription from the reign of Mahmud II, which dates from 1810. Behind the Audience Chamber on the eastern side is the Dormitory of the Expeditionary Force (Seferli Koğuşu), which houses the Imperial Wardrobe Collection (Padişhah Elbiseleri Koleksiyonu). This collection is made up of around 2,500 garments, including the precious kaftans of the Sultans. It also houses a collection of 360 ceramic objects. The dormitory was constructed under Sultan Murad IV in 1635. The building was restored by Sultan Ahmed III in the early 18th century. The dormitory is vaulted and is supported by 14 columns. Adjacent to the dormitory, located northeast, is the Conqueror's Pavilion, which houses the Imperial Treasury. The Imperial Treasury The Conqueror's Pavilion, also called the Conqueror's Kiosk (Fatih Köşkü) is one of the oldest buildings inside the palace. It was built c. 1460, when the palace was first constructed. It consists of two floors raised on a terrace above the garden, built at the top of the promontory on a cliff with views from its porch of the Sea of Marmara and the Bosporus. The lower floor consisted of service rooms, while the upper floor was a suite of four apartments and a large loggia with double arches. All the rooms open onto the Third Courtyard through a monumental arcade. The colonnaded portico on the side of the garden is connected to each of the four halls by a large door. The pavilion was used as the treasury for the revenues from Egypt under Sultan Selim I. During excavations in the basement, a small Byzantine baptistery built along a trefoil plan was found. It houses the Imperial Treasury (Hazine-i Âmire). The Imperial Treasury is a vast collection of artworks, jewelry, heirlooms and money belonging to the Ottoman dynasty. The Chief Treasurer (Hazinedarbaşı) was responsible for the Imperial Treasury. The first room of the treasury houses one of the armours of Sultan Mustafa III, consisting of an iron coat of mail decorated with gold and encrusted with jewels. His gilded sword, shield and stirrups are also on display. The ebony throne of Murad IV, inlaid with nacre and ivory may also be found in this room. Other pieces include several pearl embellished Qur'an covers belonging to the sultans and jewel-encrusted looking glasses. There is a music box from India with a gold elephant dating from the 19th century. The second