|What should be the temperature in the library to be maintained? we are from Baguio City and we are using a dehumidifier..
||The site of the National Board of Antiquities gives information for care for old books (in Finnish): the temperature should be 17-18 degrees (Celsius) and humidity 50%.
The site of the american Northeast Document Conservation Center states, that authorities disagree on this matter, but that the most frequent recommendation a stable temperature no higher than 70°F (21 degrees Celsius) and a stable relative humidity between a minimum of 30% and a maximum of 50%.
The library of Congress has information about preserving books on their pages,
See also AIC pages