Hi all Is there any new information (within the last 6 months) about use of LEDs? I've gone through archives and want to know if anything has been published recently. How about any cost analysis versus other types of lights? Thanks *Melissa de Bie* Associate Registrar *History Colorado - The Colorado Historical Society* 1560 Boadway, Suite 400 Denver, CO 80202 *Tel** *303-866-3250 *Fax** *303-866-5739 Click here to sign up for the monthly Colorado History NOW email newsletter<https://app.e2ma.net/app/view:Join/signupId:50039> . ========================================================= Important Subscriber Information: The Museum-L FAQ file is located at http://www.finalchapter.com/museum-l-faq/ . 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).