ventilation air vents and louvered windows along exterior of refurbished pre-war building in streamlined modern art deco style

1920s 1930s aesthetic air airplanes architectural architecture art asia broadway building came changing clean decade deco design early era even excitement exterior facade future heritage historical history hope largely louvered minimalist modern motorcars movement old people post prewar refurbished saw shophouse singapore streamlined style symmetrical vent ventilation vents war way were where window windows wooden world