These are digital files, archived by LANL's Media project, which can be viewed with RealPlayer software. Since 1998 certain key Lab presentations are captured live as RealMedia, and important older videorecordings are being digitized by the Library. There are instructions on how to use RealMedia.
Electronic files are available by clicking on the URL links in the online catalog.
Audio and video cassettes are intershelved with books in the MAIN book collection on the main floor of the library, by call number.