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Use this Relative Humidity Table to track the RH% in your library using a hygrometer. See Monitoring Your Library Collection for step-by-step instructions on making your own hygrometer.

This table was adapted from Relative Humidity Tables at the National Weather Service Forecast Office, National Oceanic and Atmospheric Administration's web site (http://www.wrh.noaa.gov./sto/rhtbl.php).

Click here (96k) for a printable .jpg version.


Books Gone Bad - Mold in Library Collections was a project sponsored by Maine College of Art, in partnership with the Joanne Waxman Library. Funding for this project came from the Stephen and Tabitha King Foundation. The Project Lead and Artist for this project was Diane J. Wren. All contents Copyright © 2011 by Diane J. Wren. All rights reserved. No part of this web site may be reproduced or distributed in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, or stored in a data base or retrieval system, without the prior written permission of Diane J. Wren.