I would suggest searching the archives of the MUSEUM-L listserve (http://home.ease.lsoft.com/archives/museum-l.html). Two or three weeks ago there was a thread regarding Liebert HVAC systems and related problems. Pamela Elbe Collections Manager and Archivist National Museum of American Jewish Military History 1811 R St. NW, Washington DC 20009 p: 202.265.6280 x201 f: 202.462.3192 http://www.nmajmh.org Don't miss our exhibition, Reconnaissance and Recollection: Military and Civilian Photographs from World War II-the photographs of Sy Weinstein. A posting from the Archives & Archivists LISTSERV List sponsored by the Society of American Archivists, www.archivists.org. For the terms of participation, please refer to http://www.archivists.org/listservs/arch_listserv_terms.asp. To subscribe or unsubscribe, send e-mail to [log in to unmask] In body of message: SUB ARCHIVES firstname lastname *or*: UNSUB ARCHIVES To post a message, send e-mail to [log in to unmask] Or to do *anything* (and enjoy doing it!), use the web interface at http://listserv.muohio.edu/archives/archives.html Problems? Send e-mail to Robert F Schmidt <[log in to unmask]>