How was the birth/death year on the index calculated?
The death card index, presently for the years 1904 to 1907, generally contains only an age at the time of death. In order to determine the estimated birth year that appears in the Online index, the age at death in years was subtracted from the death year. Months and days were not considered in this calculation. The estimated birth year appears in brackets in the index (e.g.
