is this Patrick re-marrying?
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Delaware County, Pennsylvania
Marriage License
Patrick Cotter, born in Ireland 28 March 1874, living in Philadelphia, a laborer, has been married before, the marriage was dissolved by death
Delia Hevey, born in Ireland [no date] 1889, living at 1515 Callington St, Philadelphia, a maid, has not been married before.
signed 27 September 1911
https://www.familysearch.org/ark:/61903/1:1:KHN4-D44-----
married 27 September 1911 at Philadelphia
by John P Leahy, minister of the Gospel
https://www.familysearch.org/ark:/61903/1:1:KHN4-D4C----------
1920 Census, Philadelphia Ward 22
2 January 1920
at 1350 Mechanic St
Patrick Cotter, 44, arrived 1890, naturalized 1915, gardener, florist
Deria Cotter, 24, arrived 1890,
Joseph, 8
Catherine, 6y 6m
Morris, 5
Helen, 3y 7m
Secilay [probably Cecelia], 1y 7m
https://www.familysearch.org/ark:/61903/1:1:M6YL-2TRIf so, then Patrick died by 8 April 1923:
Death, Philadelphia, at Germantown Hospital
[indexed as Coller]
8 April 1923
Joseph Coller [sic], age 11, born in Philadelphia
father: Patrick Cotter, deceased, born in Ireland
mother: Delia Heavy, born in Ireland
informant: Delia Cotter, 1353 Mechanic Street
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Daughter Helen's info calls him Joseph Patrick
Social Security Application Index
Helen Cotter Ryan,
born 1 Feb 1916, died 6 November 2003
father: Joseph Patrick Cotter
mother: Delia H Cotter
[she was married by January 1936, based on her SS records
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I can't find the death record for Patrick Cotter himself. He is not
Patrick Cotter, age 19, buried 30 May 1920, New Cathedral Cemetery 2nd and Butler
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and if that is him re-marrying, then the age and immigration year roughly agree with the man who arrived in 1891 who said he was headed to New York.