<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31307696</termId><termName>Savart wheels</termName><termType>PT</termType><termNote><![CDATA[ Acoustic devices composed of a toothed spinning wheels that create tones if a blade or plectrum is held against them. Tones varying due to the speed or size of the wheel. Invented by French physicist Félix Savart. His invention was later adapted as a component of the tone wheel organ. ]]></termNote><termCreatedDate>2026-03-30 20:22:48</termCreatedDate><relation><relationType>UF</relationType><termId>31307697</termId><termName>Savart&apos;s wheel</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31307698</termId><termName>savart wheel</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31307699</termId><termName>wheels, savart</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31299038</termId><termName>sound devices</termName><termType>PT</termType></relation></term>  </Zthes>