[1] It was while there that a committee of the Arlington, consisting of George Bentinck, Sir Rainald Knightley, Charles C. Greville, H. B. Mayne, John Bushe, G. Payne, and Colonel Pipon, under the chairmanship of John Clay MP, drew up the laws of whist, officially sanctioned by the Portland Club in 1864.

[2] Members had originally wished to call themselves simply The Club until it was discovered that they had been beaten to it: a hundred years or so earlier the name had been claimed by Dr Johnson and Sir Joshua Reynolds for their renowned dining society.

The new building at 85 Piccadilly, designed by John Norton,[3] remained the clubhouse for ninety years until the Club decided to sell the extremely valuable freehold.

[4] In 1965, the Turf Club moved to its current home at 5 Carlton House Terrace, SW1Y 5AQ, overlooking the Mall.

The freehold of Number 5 belongs to the Crown Estate[5] and the lease was held by the Earls of Caledon from 1830 until 1929, and its residents included Lord Palmerston; John Hay, the U.S.