For our latest competition, Dezeen is giving away three copies of Mies in London ? a publication documenting architect Ludwig Mies van der Rohe's unbuilt Mansion House Square scheme.

Mies in London is a 160-page hardback book published by REAL (Real Estate Architecture Laboratory), a cultural institute and publisher founded by Jack Self, that aims to offer a glimpse into Mies van der Rohe's unrealised office block in London.
Commissioned for the City of London in 1962, the 19-storey-high, amber-glass tower would have been Mies' only building in the UK were it not thwarted by a campaign against it and eventually dropped in 1984.

For Mies in London, REAL has pulled together archival material, including drawings, model photographs and collages, as well as letters written by the architect, sourced from institutions and private collections, such as RIBA, the Canadian Centre for Architecture (CCA) and Drawing Matter. These images take up full pages throughout the book, with short descriptive captions placed underneath.

"Mies in London is REAL's longest-running and most complex project to date, taking three years in as many continents," said Self, who edited the book alongside Yulia Rudenko.
"No expense was spared in making one of the most comprehensive projects about any of Mies' works," he added.

London-based studio OK-RM designed the bronze cover of the book as a reference to Mies' design. Black imprints of the ashtray and door handle that the a...