3 ms·That works great for your basement but what's the impact of low humidity on ancient books?by exhilaration 1y agoThat works great for your basement but what's the impact of low humidity on ancient books?bob1029 1y agoYou definitely wouldn't want to go all the way to zero. 30-50% RH is generally the sweet spot for archival purposes.Amezarak 1y agoThe library also talks about having a huge mold problem, so it would likely be positive.