1669/1670

For 1669/1670 the key weeks and dates were:

Week 1: 21 December to 28 December 1669

New Year 1670, Week 2: 28 December to January 4, 1670

Legal New Year, Week 14: 22 March to 29 March 1670

Week 52: 13 December to 20 December 1670

1669-1-Wellcome

1669-2-Wellcome

1669-3-Wellcome

1669-4-Wellcome

1669-5-Wellcome

1669-6-Wellcome

1669-8-Wellcome

1669-7-Wellcome

1669-9-Wellcome

1669-10-Wellcome

1669-11-Wellcome

1669-12-Wellcome

1669-13-Wellcome

1670-14-Wellcome

1670-15-Wellcome

1670-16-Wellcome

1670-17-Wellcome

1670-18-Wellcome

1670-19-Wellcome

1670-20-Wellcome

1670-21-Wellcome

1670-22-Wellcome

1670-23-Wellcome

1670-24-Wellcome

1670-25-Wellcome

1670-26-Wellcome

1670-27-Wellcome

1670-28-Wellcome

1670-29-Wellcome

1670-30-Wellcome

1670-31-Wellcome

1670-32-Wellcome

1670-33-Wellcome

1670-34-Wellcome

1670-35-Wellcome

1670-36-Wellcome

1670-37-Wellcome

1670-38-Wellcome

1670-39-Wellcome

1670-40-Wellcome

1670-41-Wellcome

1670-42-Wellcome

1670-43-Wellcome

1670-44-Wellcome

1670-45-Wellcome

1670-46-Wellcome

1670-47-Wellcome

1670-48-Wellcome

1670-49-Wellcome

1670-50-Wellcome

1670-51-Wellcome

1670-52-Wellcome