Send a message to the person who requested a photo of the grave monument of Albert Octavius Knoblauch with the following comment:
Dear Sir, This is the grave of my Grandfather , who of course I never met. He died young aged only 45, the father of my mother, Elisabeth Macmillan. Attempting to research the history behind the Knoblauch's of Edinburgh. Yours sincerely, Alan Macmillan