Thank you to all for the research - this has all been really interesting. Great to know some more info I will start to see if I can find any further information - time permitting.
Cant thank you all enough
Julie
The detail on the flask reads: Segt C May 11th Royal Sussex with ever
greateful thanks and appreciation for services rendered in 'No Man's Land' Cuinchy, France June 8th 1916 Edwin C Keiher, Lieut