The photograph is dated 1918, with the following message written on the back:
“With dearest love and kisses to our darling Daddie from your loving little daughter & Sonnie (?) Dora & Glyn”
A further line says "taken on baby's birthday March 4 1918, one year and five months old"
"During the last fourteen months we had been hopeful that the search would result inhim being reunited to his family" said Bristol Airport's Jacqui Mills.
"We have not been successful in this search and have drawn a blank".
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Three Welsh billionaires have made this year's Sunday Times Rich List, with Sir Michael Moritz topping the list for the richest in Wales.
A fine end to the weekend, with sunny spells throughout the day. Moving into the start of the week, more bright spells but feeling colder.
Off to the London Marathon today? If so, send us in your pictures.