About ITO KOJI
About 大阪市博物館協 大阪文化財研
About 考古学と自然科学
About treatment
About wood structure
About wood based material
About remains
About investigation
About wooden wares
About polyethylene oxide
About impregnation
About relic
About discovery wooden wares
About excavational investigation
About disaccharide
About pyranoside
About glucoside
About polyethylene glycol
About preservation treatment
About wood structures
About Other chemistry in general
About Surveys and analyses of urban planning and analytical method
About Various buildings in genral
About Trehalose
About 保存
About 動向
About 展望
About 木質
About 遺物