Web - Photo album for sale on Ebay - 'The Kelsall family included Kathleen Kelsall who travelled and taught children in places such as Kenya….. Mutira, Kenya 1925-29. 

Kathleen was Jessie Kelsall's sister, b. 4 Jan 1881 Northam, d. 24 Feb 1949 Bideford

1939 England and Wales Register the two sisters were living in Harrow with 'private means'

https://www.devonhistorysociety.org.uk/kelsall-miss-lilian/ The Kelsall family were musical: the girls played the violin or the viola frequently at concerts, especially those of the Northam Choral Society of which Marie was treasurer,[7] but it is not always possible to tell which Miss Kelsalls were involved. Lilian and her younger sisters, Jessie and Kathleen, were also keen tennis players at the Torridge Vale Club, and their successes are featured in the North Devon Gazette during the period 1906-1908, when Lilian was at the end of her teens