1st week of year 1671

Monday, December 29, 1670 — Sunday, January 4, 1671

• Monday, December 29, 1670
• Tuesday, December 30, 1670
• Wednesday, December 31, 1670
• Thursday, January 1, 1671
• Friday, January 2, 1671
• Saturday, January 3, 1671
• Sunday, January 4, 1671