Maundy Thursday have an Anglican patrimony, retain the traditional English term "Maundy Thursday", however. An article in the 1911 "Catholic Encyclopedia" used the term "Maundy Thursday", and some Catholic writers use the same term either primarily, or alternatively. The Methodist "Book of Worship for Church and Home" (1965) uses the term "Maundy Thursday"; the "Book of Worship" (1992) uses the term "Holy Thursday", and other official sources of the United Methodist Church use both "Maundy Thursday" and "Holy Thursday". Both names are used by other Christian denominations as well, including the Lutheran Church or portions of the Reformed Church. The Presbyterian Church
Perennial calendar by Auguste Comte (1849); and the International Fixed Calendar, by Moses B. Cotsworth (1902), and championed by George Eastman. Blank-day reform proposals face a religious objection, however. Sabbatarians, who are obliged to regard every seventh day as a day of rest and worship, must observe their holy day on a different weekday each year. Leap week calendar plans often restrict common years to 364 days, or 52 weeks, and expand leap years to 371 days, or 53 weeks. The added week may extend an existing month, or it may stand alone as an inserted seven-day month. The leap-week calendar may