anchor: The Gayer-Anderson Museum beside the Ibn Tulun mosque was built as a private residence in 1540 and amalgamated with a neighboring house called the house of the Cretan Woman (Bayt al-Kritliya) dating from 1631.
positive: The house of the Cretan Woman was amalgamated with the Gayer-Anderson Museum.
negative: The Gayer-Anderson Museum was built for the benefit of the public.