Holy Week violet covers during Passiontide, but the crucifix covers can be white instead of violet on Maundy Thursday). Some Protestant churches practice the foot washing (Maundy) ceremony on Maundy Thursday. For others, it may be the only time in the year when Holy Communion is celebrated. Good Friday commemorates the crucifixion of Jesus and his subsequent death. Commemorations of often solemn and mournful, many denominations use Good Friday to perform the Stations of the Cross, or other commemorations of the Passion, either as a self-guided time of reflection and veneration or as a procession of statues or images of the stations.
Armelin's calendar Armelin's calendar Armelin's calendar was developed around 1887 by French astronomer Gustave Armelin, who developed a twelve-month calendar in which the year of 364 days was divided into four equal quarters of 91 days. Armelin's calendar proposal was discussed chiefly under the auspices of the Société astronomique de France in 1887 and recently in the French Academy of Sciences. The advantages of this simple system are evident. The months are nearly equal in length, and all have the same number of business days. Any given day of any month falls on the same day of the week each year. A