<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31457237</termId><termName>sterling silver</termName><termType>PT</termType><termNote><![CDATA[ A standard high-grade silver alloy with a minimum of 925 parts silver, the rest being copper for hardening purposes; used for the highest quality silver jewelry, tableware, and electric contacts. ]]></termNote><termCreatedDate>2026-03-30 21:03:04</termCreatedDate><relation><relationType>UF</relationType><termId>31457238</termId><termName>silver, sterling</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31457239</termId><termName>sterling silvers</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31438457</termId><termName>silver alloy</termName><termType>PT</termType></relation></term>  </Zthes>