Five tuning-forks, with resonators, tuned to the characteristic notes of the vowels. After Helmholtz, by Koenig, Paris See a color photograph of the tuning forks in the <link href='http://dssmhi1.fas.harvard.edu/emuseumdev/code/emuseum.asp?rawsearch=Number%2F%2C%2Fis%2F%2C%2FWJ0010%2F%2C%2F0%2F%2C%2F0'>Harvard Collection of Historical Scientific Instruments</link>. Five tuning-forks, with resonators, tuned to the characteristic notes of the vowels. After Helmholtz, by Koenig, Paris
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BibTeX Export
@misc{65586,
note = {{http://vlp.mpiwg-berlin.mpg.de/references?id=lit81
40\&page=p0008\&mk=0.0646/0.3988 http://vlp.mpiwg-be
rlin.mpg.de/references?id=lit8140\&page=p0016s0007\&
mk=0.3444/0.8331 See also: http://vlp.mpiwg-berli
n.mpg.de/library/data/lit13687/index\_html?pn=27\&ws
=1.5 No. 57}},
url = {https://vlp-new.ur.de/images/img30070}
}
