Atlantic Magnetic Measurements Continue
Halley used shipboard observations across the Atlantic to map differences in compass variation.
England · Science / Astronomy. Chronological records from PostgreSQL.
Halley used shipboard observations across the Atlantic to map differences in compass variation.
This factsheet contains records exported from PostgreSQL public.historical_events. Duplicate display records have been collapsed. Stored wording is otherwise presented without historical claims added by the generator. For academic citation, verify records against appropriate primary or specialist sources.