JEFFERSON

COUNTY

MONTANA

Member of the MTGenWeb Project

RESEARCH TOOLs

Birth Date Calculator

Description: The birth date calculator is a useful tool for genealogists.  It is designed to calculate the birth date when the age at death and the date of death are the only facts known.

Web: https://longislandgenealogy.com/birth.html

Genealogical Terms

Description: This list contains the definitions of terms commonly used in genealogical documents.

Web: https://berksgenes.org/documents/bcgs_genealogy_terms.pdf

International Classification of Diseases Codes

Description: The International Classification of Diseases, abbreviated as ICD, is used to classify diseases and other health problems on various svital records including death certificates.  This alphanumeric code on death certificates indicates the cause of death.

Web: http://www.wolfbane.com/icd

Old Medical Terms

Description: Many old terms for diseases and ailments have been replaced by modern medical names.  This list provides the current equivalents of the antiquated terms.

Web: https://www.thornber.net/medicine/html/medgloss.html

Old Occupations

Description: Ships passenger lists, census schedules and other documents used in genealogy may give an ancestor's occupation.  This list gives more modern interpretations of those terms.

Web: https://sites.rootsweb.com/~wiashlan/occupations.html