David Parkin / August 2020 – vol. 113, issue 8, pp 500–501 Denis Summers-Smith died in May, at the age of 99. He was internationally recognised both as an engineer and as an ornithologist, and was widely respected in both communities.Denis was born in Glasgow on 25th October 1920. His father, Thomas, was a lawyer, who died when Denis was only three years old. Thomas was a strong-willed individual who would probably have ‘encouraged’ his son to f... This article is only available to subscribed users.To read more, please log in or purchase a subscription.