Explains the need for accelerated deacidification practices at the Public Archives of Canada. Methods mentioned which prevent acid attack are aqueous and nonaqueous deacidification, gaseous deacidification solutions, and mass deacidification. The process of mass deacidification, developed at a pilot plant, is compared to workings of a refrigerator…

Discusses preservation microfilming of pre-1900 Canadiana (works published in Canada, by Canadians, or about Canada) by the Canadian Institute for Historical Microreproductions, noting William J. Barrow's studies on paper deterioration, the formation of the institute, the working methodology, and future projects. Thirty-one references are listed.…

Outlines the problems of the National Museums of Canada libraries that led to the decision to implement a preservation program and describes the program and its impact. Areas discussed include policy formation, disaster contingency planning, storage monitoring, collection cleaning, binding and restoration, rare book identification and…