1st week of year 1641

Monday, December 31, 1640 — Sunday, January 6, 1641

• Monday, December 31, 1640
• Tuesday, January 1, 1641
• Wednesday, January 2, 1641
• Thursday, January 3, 1641
• Friday, January 4, 1641
• Saturday, January 5, 1641
• Sunday, January 6, 1641