What day of the week was February 12, 1637?
The day of the week February 12th, 1637 fell on was a Thursday.
Jan Swammerdam the Dutch biologist (d. 1680) was born on 12 February in 1637.
The day of the week February 12th, 1637 fell on was a Thursday.
Jan Swammerdam the Dutch biologist (d. 1680) was born on 12 February in 1637.