What day of the week was December 13, 1911?

The day of the week December 13th, 1911 fell on was a Wednesday.

There were 12 days until Christmas.

Trygve Haavelmo the Norwegian economist and mathematician, Nobel Prize laureate (d. 1999) was born on 13 December in 1911. As was Kenneth Patchen the American poet and painter (d. 1972) .