I am researching my grandmother. I have her death certificate from 1973, Nashua, NH. Under "Father's Name" and "Mother's Maiden Name" it says only C.N.B.L.

Does anyone have a suggestion about what that means?

My mother is listed as the "Informant". I know that she had been trying to find out more about her ancestors recently but I thought she would have known her grandparents' names.

1 Answer 1


FamilySearch have a really useful page of Acronyms and Abbreviations on their Wiki.

In this case, for CNBL it has:

Cannot Be Located

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