Historical biography archive · Updated 2026-11-03

Charles Counselman Biography and Timeline

Follow Charles Counselman through 1 dated historical records for United States of America.

Charles Counselman, historical timeline

A chronological timeline drawn from matching World History Database records.

1Distinct records
1 of 1Page
1967–1967Years on this page

1967

Mercury Rotation

Science / Astronomy

Counselman examines the implications of the newly measured 59-day rotation period for theories of Mercury and the inner Solar System.

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.