Modern art has broken away from nineteenth century conventions.

This was discovered by Francis Galton in the nineteenth century.

The nineteenth century was the age of the white man's civilization.

The first prohibition of slavery was in the mid nineteenth century.

In the nineteenth century, many Africans were sold as slaves in the United States.

Not until the end of the nineteenth century, did plant breeding become a scientific discipline.

This was a nineteenth century British law case that's famous and much debated in law schools.

Now, in nineteenth and twentieth century, more catalogs or galaxies were produced but there was still no understanding.

Even at the end of the nineteenth century, sailors in the British Navy were not permitted to use knives and forks because using them was considered a sign of weakness.

So, when I look at what's happening in the classrooms I think, what we've done is we've looked at a way to prepare out students for the jobs of the nineteenth century.

We'll assume that the universe is infinite and it's more or less uniformly filled with stars and it never changes, which is pretty much what people thought back in the early nineteenth century.

Here's what they did by now the cabin boy Parker is lying at the bottom of the lifeboat in a corner because he had drunk sea water against the advice of the others and he had become ill and he appeared to be dying so on the nineteenth day Dudley, the captain, suggested that they should all have a lottery.