<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31401160</termId><termName>postage due stamps</termName><termType>PT</termType><termNote><![CDATA[ Designates stamps that are affixed to mail at post offices when prepayment of postage is insufficient and that indicate the amount owed from the addressee. ]]></termNote><termCreatedDate>2026-03-30 20:47:51</termCreatedDate><relation><relationType>UF</relationType><termId>31401161</termId><termName>postage due stamp</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31401162</termId><termName>postage-due stamps</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31401163</termId><termName>stamps, postage due</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31401164</termId><termName>stamps, postage-due</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31360009</termId><termName>postage stamps by function</termName><termType>PT</termType></relation></term>  </Zthes>