There is a rather splendid Grant of Arms to Jeremiah Devlin of New York and to other descendants of his father on sale at eBay, vendor steampunkannie. The Grant is signed by Sir John Bernard Burke, Ulster King of Arms. The sale ends 29th December 2014 and the price is set to US$1,198.
Jeremiah Devlin of New York
Arms: Azure an Irish cross Or between three mullets Argent.
Crest: A griffin passant Gules charged on the shoulder with an Irish cross as in the Arms.
Motto: Crux Mea Stella
Update: 11th December 2014; the sale “was ended by the seller because there was an error in the listing”. It will be interesting to see if it is re-listed.