81.   Others theorize that our instruments are too crude to see Earth- and Mars-size worlds that are many light-years away.

82.   Since the instrument is too squawky to practice in his living room, he often travels to Orchard Beach Park in the Bronx.

83.   So far astronomers have had little time to assess the mountain of data their instruments are collecting.

84.   That instrument is in the hands of musician Todd Rundgren, who performed with Ringo Starr at the Beacon Theater this week.

85.   That blunt instrument would be a last-ditch choice for Republican leaders.

86.   The chosen White House instrument is the Africa Growth and Opportunity Act, which the House of Representatives approved this month.

87.   The DESY instrument is the only proton-positron collider in the world, and it is ideal for making leptoquarks, if they exist.

88.   The first musical instrument was probably the human voice, Tramo said.

89.   The event is said to be an instrument for promoting class unity, and is almost an unofficial graduation requirement.

90.   The equity-linked instrument of choice is convertible bonds.