Translated from its original German because of the great interest in mass deacidification in the United States, this report summarizes a substantial study of deacidification techniques conducted for the West German Library by the Battelle Institute. It begins with a summary of the findings of the study, which is followed by discussions of: (1) The…

An experiment with the artificial aging of paper which--in contrast with the usual practice--was carried out at relatively low temperatures (i.e., 50-95 degrees Celsius), and not on laboratory handsheets, but on naturally aged paper from the commercial production of four centuries, produced results justifying the thesis that there may be at best…

Five papers in this collection are concerned with the preservation of library materials; the remaining paper addresses library building standards, emphasizing their value and identifying other reports on library standards. The conservation papers cover: (1) training for conservation in Canada, identifying institutions and associations offering…