Plan at 57 metres above sea level (Section B - P1), car park east site, 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)停車場東面用地於香港主水平基準以上57米(B-P1段)之平面圖,
April 1984, revised June 1985, digitised [2000s]
BDD reference: 2/7090/81/1BbMTD; FSD reference: FPB 8/17464; job number: 1067; drawing number: IB/B/2-04a; scale: 1/200; drawing title: plan at level 57.00; project: Housing Development MTRC Island Line, Kornhill Site I.L. 8566.