Chronology | Current Month | Current Thread | Current Date |
[Year List] [Month List (current year)] | [Date Index] [Thread Index] | [Thread Prev] [Thread Next] | [Date Prev] [Date Next] |
Columbus, as I understand it, claimed for the Earth a circumference about
half of the actual value, and on this basis equipped a fleet for a 5000-km
or so voyage to Japan. How could an experienced navigator have been so
wrong?