Hello Chris, Acceptable humidity and temperature ranges depends on a)time of year (summer/winter) and b)type of artifact. Some ranges for you, Oil paintings - winter months = temp:65 - 70degrees F; humid:40-45% summer months = temp:70-75 degrees F; humid:45-55% Wooden objects + Furniture - winter months = temp:70 degrees F; humid:35-45% summer months = temp:70 - 75 degrees F; humid:55-65% Archival- temp:65 - 69 degrees F; humid:45-49% Paper- winter months = temp:15-20 degrees Celsius; humid:35-50% summer months = temp:20 - 25 degrees C; humid:50-55% I hope this helps, Michael Dunn "Artifact Specialist" BC Heritage Branch Victoria, BC Canada >From: Chris Woodson <[log in to unmask]> >Reply-To: Museum discussion list <[log in to unmask]> >To: [log in to unmask] >Subject: Humidity in Museums >Date: Fri, 10 Sep 1999 12:17:46 EDT >MIME-Version: 1.0 >From [log in to unmask] Fri Sep 10 09:19:10 1999 >Received: from [209.119.0.9] by hotmail.com (2.1) with ESMTP id >MHotMailB9A27A65013DD82197A0D17700090E5C0; Fri Sep 10 09:19:10 1999 >Received: from mango.ease.lsoft.com (demo.lsoft.com) by home.ease.lsoft.com >(LSMTP for Windows NT v1.1b) with SMTP id <[log in to unmask]>; >Fri, 10 Sep 1999 12:17:47 -0400 >Received: from home (home.ease.lsoft.com) by mango.ease.lsoft.com (LSMTP >for Windows NT v1.1b) with SMTP id <[log in to unmask]>; Fri, >10 Sep 1999 12:19:57 -0400 >Received: from HOME.EASE.LSOFT.COM by HOME.EASE.LSOFT.COM (LISTSERV-TCP/IP > release 1.8d) with spool id 33705118 for >[log in to unmask]; Fri, 10 Sep 1999 12:17:41 -0400 >Approved-By: [log in to unmask] >Received: from imo29.mx.aol.com by home.ease.lsoft.com (LSMTP for Windows >NT v1.1b) with SMTP id <[log in to unmask]>; Fri, 10 >Sep 1999 12:16:57 -0400 >Received: from [log in to unmask] by imo29.mx.aol.com (mail_out_v22.4.) id > 5GLa001987 (4218) for <[log in to unmask]>; Fri, 10 Sep > 1999 12:17:46 -0400 (EDT) >X-Mailer: AOL 3.0.1 for Mac sub 84 >Message-ID: <[log in to unmask]> >Newsgroups: bit.listserv.museum-l >Sender: Museum discussion list <[log in to unmask]> > >Hi, >I was wondering if anyone out there has experience or knowledge of humidity >inside museums. I am currently involved in compiling data regarding the >humidity levels in our exhibit hall. We have hygrometers strategically >placed throughout the building and I have been developing a spreadsheet >with >the accumulated data. What I am wondering is, what humidity level is >considered acceptable in a museum environment? > >Thanks, >Chris Woodson >Roanoke Island Festival Park >Manteo, NC > >========================================================= >Important Subscriber Information: > >The Museum-L FAQ file is located at >http://www.finalchapter.com/museum-l-faq/ museum-l.html. You may obtain >detailed information about the listserv commands by sending a one line >e-mail message to [log in to unmask] The body of the message >should read "help" (without the quotes). > >If you decide to leave Museum-L, please send a one line e-mail message to >[log in to unmask] The body of the message should read "Signoff >Museum-L" (without the quotes). ______________________________________________________ Get Your Private, Free Email at http://www.hotmail.com ========================================================= Important Subscriber Information: The Museum-L FAQ file is located at http://www.finalchapter.com/museum-l-faq/ museum-l.html. You may obtain detailed information about the listserv commands by sending a one line e-mail message to [log in to unmask] The body of the message should read "help" (without the quotes). If you decide to leave Museum-L, please send a one line e-mail message to [log in to unmask] The body of the message should read "Signoff Museum-L" (without the quotes).