Note 103 — Chapter VII
Reading edition
Their estimate of the length of the Saros, or cycle of eclipses—over 19 years—was “within 191∕2 minutes of the truth.”—Draper.
Reading edition
Their estimate of the length of the Saros, or cycle of eclipses—over 19 years—was “within 191∕2 minutes of the truth.”—Draper.