<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31428672</termId><termName>steel skulls</termName><termType>PT</termType><termNote><![CDATA[ Simple, close-fitting metal helmets of the 17th century covering the crown of the head, typically worn under a felt hat, by civilians as well as soldiers. Generally made in one piece, a variation made of riveted strips of metal is also known. ]]></termNote><termCreatedDate>2026-03-30 20:55:39</termCreatedDate><relation><relationType>UF</relationType><termId>31428673</termId><termName>secrètes</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31428674</termId><termName>skullcaps</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31428675</termId><termName>skulls</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31428676</termId><termName>skulls, steel</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31428677</termId><termName>steel skull</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31399189</termId><termName>body armor for the head</termName><termType>PT</termType></relation></term>  </Zthes>