June 14-19, Kent County Championships, Blackheath, Kent, England (Grass)
CR: Phoebe Hausburg d. Gertrude Baylay* (holder) 6-3, 6-1
* The married name of Gertrude Wilson, sister of Constance and Amy.
Georgina Wilson, not Gertrude, is Mrs Baylay.
Biographies of Female Tennis Players
Is Gertrude another sister?
And it don't seem that Constance Wilson was sister of Amy and Georgina.