00509nam a2200169Ia 4500008004100000020001800041082001700059100002100076245006100097260004800158300000800206650001600214650003700230653003300267653002200300700001700322170901s2009    xx            000 0 und d  a9788170005728  a025.84bB18P  aBalloffet, Nelly 0aPreservation and Conservation for Libraries and Archives  aChicagobAmerican Library Associationc2009  a214  aGneralities  aLibrary and Information sciences  aConservation and restoration  aLibrary resources  aHille, Jenny