31.   Before getting others aboard, the London and Frankfurt exchanges first must get their own act together.

32.   But at the first exchange, she had pulled up to third position.

33.   Customers have to first exchange their marbles for trinkets, then go to a small, unmarked outside window to trade them in for a wad of bills.

34.   Her switch in ships marked the completion of the first crew exchange.

35.   It marked the first civilian cultural exchange between the two sides.

36.   It was the first exchange of fire involving U.S. troops in Monrovia.

37.   It was the first POW exchange in Sarajevo in six months.

38.   It was the first exchange of gunfire involving U.S. troops in Monrovia.

39.   It was the first such exchange involving a Chinese leader broadcast nationwide.

40.   It was the first exchange of gunfire involving U.S. troops in the city.