Gilbert Holiday
From The Arthur Conan Doyle Encyclopedia

Charles Gilbert Holiday (1879-1937) is a British illustrator. Less known by his first name rather than Gilbert or "G.S.". He worked for magazines such as The Graphic, The Tatler, The Illustrated London News and The Strand Magazine.
In 1910, he did 11 illustrations for Arthur Conan Doyle's short stories.
Illustrations
1910
- The Marriage of the Brigadier (september 1910, The Strand Magazine) 4 ill.
- The Adventure of the Devil's Foot (december 1910, The Strand Magazine) 7 ill.