Interior of the passenger liner 'Balmoral Castle' (1910) showing the First Class Lounge, on the Promenade Deck (a view of the vestibule on the port side). One leg of the camera tripod can be seen reflected in the glass of the doors.

The main public rooms on the 'Balmoral Castle' were designed by the architect William Flockhart (1854-1913). Flockhart trained at the Glasgow School of Art. After a year of study in London and Paris in 1878-79, he entered the office of William Wallace at 27a Old Bond Street, London. He set up his own company in 1881. His clients included Joseph Duveen, was employed by the Derwent Valley Water Board and the Union-Castle Mail Steamship Co Ltd.