Modern Palynology
Helps establish pollen analysis as a method in botany and geology.
Historical biography archive · Updated 2026-11-03
Gunnar Erdtman Biography and Timeline
Follow Gunnar Erdtman through 2 dated historical records for Sweden.
Gunnar Erdtman, historical timeline
A chronological timeline drawn from matching World History Database records.
2Distinct records
1 of 1Page
1921–1921Years on this page
1921
Pollen Analysis Research
Publishes research using fossil pollen to reconstruct past vegetation.
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.