Responsories for Holy Week of the Lord", referring to the Last Supper). Thus the first nine responsories for Holy Week can appear under titles such as "Feria V – In Coena Domini". When the naming is according to the preceding day, names like "Les neuf répons du mercredi saint" (The nine responsories of Holy Wednesday) can occur (Charpentier). The lessons of the first nocturn of Maundy Thursday are from Lamentations 1:1-14 (1:1–5, 1:6–9 and 1:10–14 respectively). The first responsory for Maundy Thursday sets the scene at Mount Olivet (in monte Oliveti), the episode referred to as the Agony of Christ at Gethsemane. The text
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