Property:Parent Birth Year
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| − | The year (a [[Has type::date]]) in which the first birth of a parent in a [[:Category:Family|Family]] occurred. Estimated if an exact year is not known (conventionally, in the absence of further information, this is 25 years before the | + | The year (a [[Has type::date]]) in which the first birth of a parent in a [[:Category:Family|Family]] occurred. Estimated if an exact year is not known (conventionally, in the absence of further information, this is 25 years before the [[Property:Marriage Year|Marriage Year]] or 100 years before the [[Property:Parent Death Year|Parent Death Year]]). Useful for sorting and grouping families chronologically. |
Revision as of 07:29, 6 July 2015
The year (a date) in which the first birth of a parent in a Family occurred. Estimated if an exact year is not known (conventionally, in the absence of further information, this is 25 years before the Marriage Year or 100 years before the Parent Death Year). Useful for sorting and grouping families chronologically.
