The last government staff occupied the building in the late 1990s.
The science department also occupied the building at this time.
The students continued to occupy the building last night, and university officials said they would not force them out.
Eventually the two companies may occupy the entire 21-story building.
When occupying a building, try not to stay too long.
It was established in 1896 and has occupied the present building since 1917.
America Sings occupied the building from the following year until 1988.
Although some people occupied the building, no one was injured.
That year regular troops occupied the building for a short time.
Students began taking classes and occupying the building in Fall 2008.