Left in taxi- degree certificate in red shopper bag

Left in a hailed taxi- Trinity degree certificate in a brown envelope in a red shopper bag. My two sisters and I got into the taxi near Trinity College Dublin (Nassau street I think) at about 1pm on Friday 3rd Nov 2017 and were dropped off at Camden court Hotel (driver was Irish). We left my grandson’s certificate in a brown envelope in a red shopper bag in the back seat of the taxi. If the taxi driver or anyone else that may have found the certificate reads this, please contact me.