1. He produced a number of recording instruments , including mercury and aneroid barometers. 2. These self-recording instruments were adopted at the Royal Observatories of Greenwich and Paris. 3. _Either a new state-of-the-art, solid-state science data recorder or an older-model data-recording instrument . 4. Lange and associates designed automatically recording instruments for measuring the intensity of cosmic rays. 5. In bands, different groups have different orders of recording instruments . 6. "' iTrack Solo "'is an interface for recording instruments and vocals using an Apple iPad. 7. The island was without electricity, knocking out weather recording instruments , although phones were still in service. 8. Motion at the outer rim is communicated perceptibly, though minutely, to recording instruments at the center. 9. Korn recorded most of the album with all members playing simultaneously, as opposed to recording instruments separately. 10. The album sessions made use of original, and unique techniques for recording instruments and sound effects in rock music.