香港金鐘道奔達中心(現為力寶中心)(1984至1988年)扶手電梯之間的「花崗岩瀑布造景」草圖,顯示扶手電梯、花崗岩石板和地面層相鄰柱子的相對位置Sketch, 'granite waterfall' between escalators, showing relative position of escalators, granite slabs and adjacent column at grade level, Bond Centre (now Lippo Centre) (1984–1988), Queensway, Admiralty, Hong Kong