- Colombia’s population census (1918 and 1928).
- 1918: number of men and women at the municipality level.
- 1928: number of households, families, men, women, and men over 21 years old at the municipality level.
- Crosswalk between municipalities in 1928 and current borders, including current DANE code.
- Colombian counties (municipios) foundation date from Bernard and Zambrano (1993)
