some birth dates would narrow it down
is this Peter with his wife Sarah in 1901 ?
5 Broad Entry Chester
Peter Dobson Head 32 b Chester
Sarah A Dobson 34
Thos Dobson 12
John Dobson 10
Ellen Dobson 8
Barbara Dobson 6
William Dobson 4
Martha Dobson 2
Sophia Dobson 4m