32 Brook Street Mayfair W1K Timeline News and progress updates from 32 Brook Street new development in Mayfair W1K Post a new milestone Permission granted for: Display for a temporary period of six months of a non-illuminated 'to let' board at first floor level measuring 1.2m and 0.9m. Source:... 05/03/2013 by Buildington New in Buildington! 07/10/2011 by Buildington