What day of the week was July 21, 1810?
The day of the week July 21st, 1810 fell on was a Saturday.
Henri Victor Regnault the French chemist and physicist (d. 1878) was born on 21 July in 1810.
The day of the week July 21st, 1810 fell on was a Saturday.
Henri Victor Regnault the French chemist and physicist (d. 1878) was born on 21 July in 1810.