Thanks, Elizabeth and to those who replied off list. Your suggested timeline http://dpworkshop.org/dpm-eng/timeline/viewall.html includes a photo of Grace Hopper's "first computer bug!" Happy Friday! Other computer media timelines sent my way include: http://www.backuphistory.com/ http://www.zetta.net/history-of-computer-storage/ Beth Arthur Coordinator, Engineering Project Planning Chicago Transit Authority Chicago, IL [log in to unmask] List archives at http://lists.ufl.edu/archives/recmgmt-l.html Contact [log in to unmask] for assistance To unsubscribe from this list, click the below link. If not already present, place UNSUBSCRIBE RECMGMT-L or UNSUB RECMGMT-L in the body of the message. mailto:[log in to unmask]