Reserve from the case
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USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Sep 29 - Oct 4
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Description
it does exhibit some wear and patina
MM - 301242 - 032323
MM - C-6455 - 120423
and hinges
Vintage Manual Sonometer ducks it does exhibit some wearc. 1950s 1960s; W. M. Welch Scientific Co. Chicago Hand crank sonometer, a musical and scientific laboratory instrument used to measure musical instrument string tension and wave mechanics. It works as such (from NYU): The sonometer lays flat on a large surface. There is a meter stick attached for reference. Strum the strings freely or hold down the string in different positions like a capo, to achieve different notes. Strike the tuning fork and strum
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