The four people in question are Michael and Ann Egan and Mark & Elizabeth Dale (Mark does actually have a will but it gives no help)
here are their death certificates;
ANN EGAN
Date and Place of Death: 14th September 1903, 11 Nelson Street, Failsworth, Prestwich
Name and Sex: Ann Egan, female Age: 57 years
Occupation: Wife of Michael Egan, a bricklayers labourer
Informant Name: Michael Egan, Widower of the deceased. Present at death. Of 11 Nelson St.
Date of Registration: 15th September 1903
Causes of Death: 1a. Strangulated Hernia, 7 days.
MICHAEL EGAN
Date and Place of Death: 2nd February 1909, Culcheth Hall, Newton Heath, North Manchester
Name and Sex: Michael Egan, male Age: 54 years Occupation: Labourer
Informant Name: Catherine Ford, daughter, 86 Oldham Road, Failsworth
Date of Registration: 3rd February 1909
Causes of Death: 1a. Bronchitis
MARK DALE
Date and Place of Death: 2nd December 1923, 9 Sun Street, Oldham
Name and Sex: Mark Dale, male Age: 63 years
Occupation: General Labourer, Cotton Spinning Mill
Informant Name & Qualification: Agnes Maddon, daughter, present at death
Informant Address: 9 Sun Street, Oldham Date of Registration: 3rd Dec 1923
Causes of Death: I. Chronic Bronchitis (Acute Attack), no P.M
ELIZABETH DALE
Date and Place of Death: 24th July 1917, 9 Sun Street, Oldham
Name and Sex: Elizabeth Dale, female Age: 50 years
Occupation: Wife of Mark Dale a Cotton Mill Labourer
Informant Name & Qualification: Mark Dale, Widower of deceased, present at death
Informant Address: 9 Sun Street, Oldham Date of Registration: 25th July 1917
Causes of Death: I. Cerebral Haemorrhage, 9 Days
II. Hemiplegia (paralysis on one side)