00453 a2200121 4500 ger Ranacher, Maria 600 Maria Ranacher 1980 German version of the original text in English. 1980, pp. 1-16. Conservation within historic buildings : preprints of the contributions to the IIC Vienna Congress 1980 5271 5271 0 0 ddc 0 0 FPDI FPDI PERSO 2026-07-07 T1106 0 DD [Technologie] 2026-07-07 12:22:51 2026-07-07 ARTI