<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31455739</termId><termName>cardboard</termName><termType>PT</termType><termNote><![CDATA[ A type of stiff pasteboard that is thicker than 0.006 inches, typically consisting of good-quality chemical pulp or rag pasteboard, and varying greatly in type and stability. High quality archival cardboard is made from rag pulp and has a low acid content, used for mounting prints, drawings and watercolors. Other grades of cardboard is used for cards, signs, printed materials, and high-quality boxes. Inferior grades of cardboard, such as corrugated board, are made from coarsely ground sulfite treated wood pulp; for this board, use "corrugated board." The first carboard box was produced in England in 1817. Corrugated cardboard was patented in 1871. ]]></termNote><termCreatedDate>2026-03-30 21:02:40</termCreatedDate><relation><relationType>UF</relationType><termId>31455740</termId><termName>card board</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31455741</termId><termName>card-board</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31455742</termId><termName>cardboards</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31436761</termId><termName>pasteboard</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469757</termId><termName>bristol board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469759</termId><termName>illustration board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469761</termId><termName>ivory board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469763</termId><termName>mat board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469766</termId><termName>millboard</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469768</termId><termName>Ross board (TM)</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469770</termId><termName>scratchboard</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469775</termId><termName>corrugated board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469782</termId><termName>mounting board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469784</termId><termName>conservation board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469788</termId><termName>railroad board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469789</termId><termName>honeycomb board</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31469793</termId><termName>binder&apos;s board</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31469775</termId><termName>corrugated board</termName><termType>PT</termType></relation></term>  </Zthes>