Bridget in Lawrence City Directory, and 1900 Census
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1886 Lawrence City Directory
Callahan Bridget, widow, house 19 Common
John - 5, one at 29 Common, laborer Boston and Maine RR freight depot
no other Callahan at 19 Common
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1888 Lawrence City Directory
Callahan Bridget, widow, house rear 51 Common
John - 2, one at 29 Common, laborer Boston and Maine RR freight depot
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1891 Lawrence City Directory
Callahan Bridget, widow, house 73 Chestnut
John - 5, none at 73 Chestnut
1895 Lawrence City Directory
Callahan Bridget, widow, house 86 Union
John - 4, none at 86 Union
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1899 Lawrence City Directory
Callahan Bridget, widow, house 86 Union
John - none at 86 Union
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1900 Lawrence City Directory
Callahan Bridget, widow, house 157 Newbury
John - none at 157 Newbury
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1900 Census of Lawrence
June 15, 1900
at 157 Newbury Street [a two family house]
Bridget Callahan, 58, born June 1841, widowed, 6 children, 4 alive, born in Ireland, parents also, arrived in 1866, unknown if naturalized, no occupation
Julia Callahan, 28, born January 1872, born in Massachusetts, parents in Ireland, weaver, cotton,
Annie Callahan, 19, born June 1880, born in Massachusetts, parents in Ireland, cutter girl, paper mill
https://www.familysearch.org/ark:/61903/1:1:M9R3-3VT