Yetts Collection
Walter Percival Yetts (1878–1957) was born at Reading, England, and was educated at Bradfield College, London University and Lausanne University. He entered the Royal Navy Medical Service in 1903 and retired with the rank of staff surgeon in 1912. He was acting medical officer at the British legation in 1913 and served in the Royal Army Medical Corps during World War I. From 1920 to 1927 he was a medical officer in the Ministry of Health.