Famous Birthdays
- Carlotta Patti, Italian soprano, born in Florence, Italy (d. 1889)
- William Graham Sumner, American sociologist (Folkways), born in Paterson, New Jersey (d. 1910)
1840 Highlights
About October 30, 1840
Day of the Week: Friday
How Long Ago? 182 years, 7 months and 9 days
Leap Year: Yes
Star Sign: Scorpio
