11.   Armed with a video camera and other scientific instruments, Sojourner will roll around the terrain like a curious poodle, looking for interesting soil and rocks.

12.   As its first task, Sojourner pressed the head of its principal scientific instrument to the powdery surface at the base of the Mars Pathfinder landing craft.

13.   Both made scientific instruments for biotechnology and genomics research laboratories.

14.   A maker of scientific instruments and supplies, said it received an unsolicited takeover proposal yesterday from a Bass family-affiliated investment fund.

15.   A recounting of its accomplishments and a recap of the aura surrounding its launch as the most imporant scientific instrument of the time.

16.   A technology lab offers work stations furnished with various scientific instruments.

17.   Crammed inside the inner capsule are lithium batteries, electronic controls, data-processing and storage units, a radio transmitter and seven scientific instruments.

18.   Competing with the public side is Dr. J. Craig Venter and his company, Celera Corp., backed by scientific instrument maker Perkin Elmer.

19.   Dozens of scientific instruments used in other missions were developed here.

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