sounding machines

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  4. Furnishings and Equipment (hierarchy name)
  5. Measuring Devices (hierarchy name)
  6. measuring devices (instruments)
  7. [measuring devices for extent]
  8. distance measuring devices
  9. vertical distance measuring devices
  10. [measuring devices for depth]
  11. sounding machines
Scope note
Any of various mechanical instruments used to measure the depth of water and usually consisting of a reel of wire, a weight, and a recording device.
sounding machines
Accepted term: 27-Jan-2025