This is brilliant information thank you - I had wondered why I couldn't find a marriage certificate for the correct period for my grandparents and why there was such a gap between the older and younger children - this is a good lead for me to follow. The family lived at 59, Waterloo Rd, Ramsey for a while which is where my maternal grandfather, Joseph Cooper from Whitehaven was billeted to recover from a gas attack in the World War I trenches and where he met their youngest daughter Violet Margaret McDowall - my maternal grandmother,