"United States Census, 1870," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/M8N5-PHJ : accessed 07 Mar 2014), Martha Abrahams in household of Joseph Abrahams, New York, United States; citing p. , family 1369, NARA microfilm publication M593, FHL microfilm 000552453.
"New York, State Census, 1875," index and images, FamilySearch (https://familysearch.org/pal:/MM9.1.1/VT8V-XNF : accessed 07 Mar 2014), Martha Abrahams in entry for Joseph Abrahams, 1875.
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