AJ 26.09.19: RIBA Stirling PrizeThe AJ celebrates this years Stirling Prize shortlist with building studies of the six finalists: Cork House by Matthew Barnett Howland with Dido Milne and Oliver Wilton; Goldsmith Street by Mikhail Riches with Cathy Hawley; London Bridge Station by Grimshaw; Nevill Holt Opera by Witherford Watson Mann; the Macallan Distillery and Visitor Experience by Rogers Stirk Harbour + Partners; and The Weston at Yorkshire Sculpture Park by Feilden Fowles. Each