b'Iconstructallmy1/4-inchcraftplywoodwallsoutsideofthebox.Igluethecornersofthemtogetherusingwoodglueandreinforcethejointsbyusingagluegunandbrassstrips.Thisholdseverythingtogetherwhilethegluedriesandalsoactsareinforcingagentfirmlyholdingthewallstogether.YouwillalsonotethatIglueallthewallhangingsinplacewhiletheinnerwallboxisstilloutsidethemainbox.Thiswayyoucangetkeepthemlevelwhilethegluedries.'