NOTES: From the Moulton-Barrett Volume (p. 25), a volume of originals and tracings of office drawings collected by Octavius Barrett during the time he worked in Barry's office.
NOTES: This circular building is carried on a concrete raft on which all columns rest and reinforced concrete was used for the structure of walls, floors and roof. The circle is divided into three zones: service, forming the hub, round which are grouped offices and recreational facitlities.