Site coverage plot ratio and shadow area calculations, open space, Kornhill Development (1980–circa 1987), Quarry Bay, Hong Kong香港鰂魚涌康山發展項目（1980至約1987年）開放空間上蓋面積、地積比率及街影投射面積計算
February 1986, revised 26 May 1987, digitised [2000s]
BDD reference: [2/7090/81/2F MTU?]; job number: 1067; drawing number: 2/G/1-05e; scale: 1/500 and 1/200; drawing title: site coverage, plot ratio and shadow area calculations; project: Kornhill Development I.L. 8566, Quarry Bay, Hong Kong.