- February of 1839
- August, mid of 1839
- August 17 Saturday 1839
- November 13 Wednesday 1839
- November 20 Wednesday ca 1839
- November, mid-late 1839
- November 30 Saturday 1839
- Mid December 1839
- 1840 - 1847
- 1840
- Spring 1840
- July 28 and 29 Wednesday 1840
- July 28 and 29 Wednesday 1840
- October 1840
- November 30 Monday 1840
- 1841
- February 7 Sunday 1841
- February 18 Thursday 1841
- February 22 Monday 1841
- September 1841
- October 13 Wednesday 1841
- November 30 Tuesday 1841
- January 5 or 7, 1842
- May 12, 1842
- July 17, 1842