<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31420963</termId><termName>horn centers</termName><termType>PT</termType><termNote><![CDATA[ Small disks, originally of horn, used to protect a drawing from being marked by the point of a compass. ]]></termNote><termCreatedDate>2026-03-30 20:53:24</termCreatedDate><relation><relationType>UF</relationType><termId>31420964</termId><termName>centres, horn</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31420965</termId><termName>horn centre</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31420966</termId><termName>horn-centres</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31420967</termId><termName>centers, horn</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31420968</termId><termName>horn center</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31386133</termId><termName>drafting, drawing and writing equipment by specific type</termName><termType>PT</termType></relation></term>  </Zthes>