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What do I need to do to take care of books in Madrid (30% humidity)? Should I humidify or is 30% OK?

2006-06-14 01:35:32 · 1 answers · asked by robert g 1 in Arts & Humanities ➔ Books & Authors

1 answers

30% is ok even 60% u have to worry above 60

2006-06-14 01:38:10 · answer #1 · answered by ezzo 1 · 0⤊ 0⤋

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