Markham - In 1932 John Carberry was casting about for someone suitable to replace his resident pilot at Seremai, his coffee estate just outside Nyeri. Sydney St. Barbe - celebrated sky writer. He had just lost his job with Beecham's Pills for scrawling in huge letters across the sky - Beecham's Balls. Beryl Markham urged him to become JC's pilot and he fell madly in love with Beryl. She went to Seremai as Sydney St. Barbe's girlfriend.

Campling - Jack le Poer Trench joined East African Airways Ltd as pilot and engineer, having qualified with de Havilland at Stag Lane in July 1932 and returned to Kenya from England in 1934 flying a Fox Moth, together with the famous sky writer Sydney St. Barbe-Baker. [sic]…..

Royal Aero Club aviator's certfiicate 4 Jan 1918 Hendon

Daily Telegraph 19 May 1939 Mr Sydney Lane Foster St Barbe, a well known and very popular air pilot, has died from injuries he received in a flying accident at Hanworth on Tuesday. A pilot of great and varied experience, he learnt to fly in 1917, and served in the RAF.  He was one of the first pilots on the London to Paris service after its inauguration in 1919, and later during the Rif war, was on the Spanish service between Seville and Morocco. He became an instructor in the London Flying Club, but for the last few years he had been engaged in skywriting in many European countries.