000 00321nam a2200109Ia 4500
008 191031s9999 xx 000 0 und d
100 _aWILLIAMS (John C)
245 0 _aPreservation of paper and textile of histonic and artistic value
260 _b"American Chemical Society, Washington"
260 _c1977
942 _cBK
999 _c212730
_d212730