<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31420954</termId><termName>perspectographs</termName><termType>PT</termType><termNote><![CDATA[ Tools used in perspective drawing to fix in the picture the positions of some of the outlines of objects to be represented. ]]></termNote><termCreatedDate>2026-03-30 20:53:24</termCreatedDate><relation><relationType>UF</relationType><termId>31420955</termId><termName>perspectograph</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>