<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31374318</termId><termName>hard ground</termName><termType>PT</termType><termNote><![CDATA[ Etching ground which is applied to a warm printing plate and hardens upon drying. ]]></termNote><termCreatedDate>2026-03-30 20:40:56</termCreatedDate><relation><relationType>UF</relationType><termId>31374319</termId><termName>ground, hard</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31374320</termId><termName>hardground</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31344129</termId><termName>etching ground</termName><termType>PT</termType></relation></term>  </Zthes>