Dummer was born in Newbury , Massachusetts , the second son of Richard Dummer and his first wife , Frances Burr . Dummer was born in Newbury , Massachusetts , as the second son of Richard Dummer and his first wife , Frances Burr .
Dummer dilahirkan di Newbury, Massachusetts, anak kedua Richard Dummer dan isteri pertamanya, Frances Burr. Dummer dilahirkan di Newbury, Massachusetts, sebagai anak kedua Richard Dummer dan isteri pertamanya, Frances Burr.