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"Illinois, Cook County Deaths, 1878-1994," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q2MZ-P2ZZ : accessed 1 April 2016), Julia Wolff in entry for Alfred M Ryckoff, 30 Dec 1930; citing Chicago, Cook, Illinois, United States, source reference , record number , Cook County Courthouse, Chicago; FHL microfilm .
1881 |
January 7, 1881
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New York, New York, United States
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1918 |
November 11, 1918
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Chicago, Cook County, Illinois, United States
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1930 |
December 30, 1930
Age 49
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Chicago, Cook County, Illinois, United States
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???? |
Norwood Park, Chicago, Cook County, Illinois, United States
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