In the Baptism Records (micro fiche) in Ipswich Hold, whilst research Suffolk's miler I came across this which I thought might be useful ...
“1815 April 4th, No.177
Mary Ann Hardy
James & Sophia HARDY, (m/n Mack), Millwright.”
“1816 June 28th, No.283
Henry Hardy, born: 1816/06/28
James & Sophia HARDY, (m/n Marsh), Millwright.”
“1818 June 9th
George Hardy
James & Sophia HARDY, Millwright.”
“1820 August 26th, No.601
Susannah Hardy, born: 1820/08/13
James & Sophia HARDY, (m/n Mack), Millwright.”
I think might help?
Windy