Table bottom or square table center in Bakelite, Plexiglas and aluminium

Under the table or center of the table. Three materials: a polished aluminum foil on the top, bakelite on the central part, plexiglass on the lower part (4 feet). In good general condition. The aluminum foil has some traces of normal use (visible in the photos). Grey and black. Weight 2, 530 kg. 24 cm square. Height 3 cm.