Holy Week in Mexico until only the center candle, representing Jesus, remains lit. Holy Week begins on Palm Sunday, and many communities have special masses dedicated to the blessing of palm fronds. These fronds are often woven into crosses and other designs, sometimes quite intricate and brought by parishioners to have holy water sprinkled on them. Some fronds are later burned and the ashes saved for marking foreheads on the following Ash Wednesday. Maundy Thursday is the beginning of the celebration of Easter proper. Cathedrals in the country have special masses celebrated by bishops, with “chrism” a sacred oil used in the sacraments, is
Armelin's calendar mind of modest ability will learn in a few minutes the weekday with which each month invariably begins, and will be able to compute quickly the day of the week upon which any day of any month falls. Each stated holiday falls upon its invariable day of the week. Thanksgiving Day falls always on November 30. A major disadvantage is for sabbatarians, who are obliged to worship every seventh day. Their holy day will occur on a different weekday every year. Armelin's project received the first premium of the French Astronomical Society. The World Calendar, roughly identical, has been promoted