51.   His instrument of deliverance is a primitive device he has invented that uses flashing lights to send spectators into a deep hypnotic trance.

52.   His instrument is smooth yet robust, with a fine glow to it.

53.   I changed the battery, but the instrument was dead.

54.   How good are their instruments.

55.   I wanted to be sure that all the instruments were of interest, and of course I could not use the same harpsichord in different settings.

56.   If no instrument was available it was performed to a cappella voices.

57.   If the Odyssey spacecraft arrives safely in Mars orbit, its three primary scientific instruments are to begin operating in January.

58.   In final analysis, no instrument has been as all-conquering as the guitar.

59.   Indeed, all instruments are welcome in the free-for-all celebration that is the E Street Band.

60.   Instruments are big and easy to read, controls are simple to operate, entry and exit convenient.