Ecclesiastical full moon century AD computists of some churches, among which were the Church of Rome and the one of Alexandria, had begun to calculate their own periodic sequences of dates of paschal full moon, to be able to determine their own dates of Easter Sunday. The motivation for these experiments was a dissatisfaction with the Jewish calendars that Christians had hitherto relied on to fix the date of Easter. These Jewish calendars, according to their Christian critics, sometimes placed Nisan 14, the paschal full moon and the day of preparation for the Jewish Passover, before the spring equinox (see Easter). The Christians
A Trip to the Moon and established it definitively as a landmark in the history of cinema. LeRoy's incomplete print became the most commonly seen version of the film and the source print for most other copies, including the Cinémathèque française's print. A complete version of the film, including the entire celebration sequence, was finally reconstructed in 1997 from various sources by the Cinémathèque Méliès, a foundation set up by the Méliès family. No hand-colored prints of "A Trip to the Moon" were known to survive until 1993, when one was given to the Filmoteca de Catalunya by an anonymous donor as part of a