THEMETCALFEMEMOIR.CO.UK
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Pet Supplies
Dr. Auzoux Private Collection
Anatomic Models
Medical Instruments
Sound
Tunning forks by Edelmann, Munich C1900.
$34.89
$68.04
Rudolph Koenig Wave-machines, 1880
$48.73
$77.96
Two sirens, C. 1850-1880
$51.94
$84.14
Crova Disk by Max Kohl and Kipp & sons, C 1900.
$64.62
$120.84
Mini-canon – Sundial by Lafontaine / 18 Palais Royal / Paris
$62.62
$101.45
Lissajous tuning forks by R. Koenig.
$80.61
$117.69
Parabolic mirrors, Circa 1890.
$72.08
$130.47
Brass siren on wooden stand
$67.82
$102.4
An e. Ducretet siren model c 1880
$54.47
$69.72
A mach’s wave apparatus
$79.8
$142.05
Acoustic ear demonstration model
$42.44
$65.79
Demonstration sounding tubes. Late 19th century
$67.83
$124.13
A set of 10 helmholtz resonators c 1870
$72.33
$98.37
Koenig Helmholtz resonators,c 1870
$75.35
$140.9
J. Salleron Siren in case, Paris
$71.05
$120.07
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