Dummer was born in Newbury , Massachusetts , where he was the first son of Richard Dummer and his second wife , Frances Burr . Dummer was born in Newbury , Massachusetts , the first son of Richard Dummer and his second wife , Frances Burr .
Dummer dilahirkan di Newbury, Massachusetts, di mana beliau merupakan anak pertama Richard Dummer dan isteri keduanya, Frances Burr. Dummer dilahirkan di Newbury, Massachusetts, anak lelaki pertama Richard Dummer dan isteri keduanya, Frances Burr.