<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31386191</termId><termName>filmstrip viewers</termName><termType>PT</termType><termNote><![CDATA[ Magnifying devices designed for individual direct viewing of backlighted filmstrips. ]]></termNote><termCreatedDate>2026-03-30 20:44:42</termCreatedDate><relation><relationType>UF</relationType><termId>31386192</termId><termName>filmstrip viewer</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31386193</termId><termName>filmstrip viewers</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31353637</termId><termName>slide viewers</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31359766</termId><termName>filmstrips</termName><termType>PT</termType></relation></term>  </Zthes>