Hi Joan
Have you seen IOM census records?
1841-living at 3rd Lane off College St Ramsey
James Callow ropemaker aged about 50-ages rounded;Ellinor wife aged 40-approx; sons James 9 John 7 & daughter Ellinor aged 5
1851-at Church St Ramsey
James Callow widower? ropemaker aged 60
James son watchmakers apprentice aged 19
John son aged 17 & daughter "Ellen"-often used for Ellinor/Eleanor aged 14 scholar;
Not sure if related to James but next door at #61 Church St is:
William Callow widower retired carpenter aged 65
& his son in law Thomas Vondy
his daughter Eleanor Vondy & their children Esther 7 & Thomas 5
Good luck
Shan Callow