 For instance, they have doubts about Biblical chronology, and about "the mythological return of the Messiah".They also recall the legend of Phaëton, whose fiery accident burned the lunar records, forcing them to start their history anew, in "a new Lunar Era," now 7,914,522 years ago.The second letter contains "strange" anctitone remarks on different Earthly chronologies, and ends with a detailed almanac and notes on stellar observations for the year 1775.