Charles Henry Holden was an English architect best known for designing many London Underground stations during the 1920s and 1930s, the Underground Electric Railways Company of London's headquarters at 55 Broadway, for the University of London's Senate House and for Bristol Central Library. He created many war cemeteries in Belgium and northern France for the Imperial War Graves Commission.

The Royal Institute of British Architects (RIBA) is a professional body for architects primarily in the United Kingdom, but also internationally, founded for the advancement of architecture under its royal charter granted in 1837, three supplemental charters and a new charter granted in 1971.