The building's Web site says that as many as twelve thousand people were working on the building at the same time.

VOA: special.2010.03.31

At that time there were laws in the South that required blacks to give their seats on buses to whites.

VOA: special.2010.04.16

That is the amount of time it took Associated Press photographer Joe Rosenthal to capture a historic image on film.

VOA: special.2010.05.31

From that time on, the San Francisco policemen showed respect to Joshua Norton by giving a military salute.

VOA: special.2009.12.14

He pointed. Its exactly in that direction. This time the reporter saw a small thing on the edge of the moving horizon.

VOA: special.2010.03.06

That's why I must decide on something at once while there is still time, before I am famous.

VOA: special.2009.09.20

Many people think that the Industrial Revolution was the first time people began to have a major effect on the earth's ecology.

VOA: special.2011.04.26

Records show that he visited his country house for the last time on April thirteenth, eighteen sixty-five.

VOA: special.2010.05.10

But where can you hope to find a widow who would waste her time on a marriage proposal that has no marriage in it?"

VOA: special.2010.04.24

By that time, the use of the telegraph meant that newspapers could report on recent events.

VOA: special.2009.04.20

Alfred Wegener said the mountains and fossils were evidence that all the land on Earth was united at some time in the distant past.

VOA: special.2010.01.12

Also,studies have shown that women are better than men in repaying their loans on time.

VOA: special.2010.06.16

Mister Lowell's theories were based on what were serious scientific studies of that time.

VOA: special.2010.07.11

She says she and Heather Hansen have heard from readers who no longer think of the places they visit as pictures on postcards that are frozen in time.

VOA: special.2009.04.22