You are strongly recommended to add to your library the excellent resource, The Harper Collins Bible Dictionary, Revised Edition, edited by Paul J. Achtemeier, with the Society of Biblical Literature (NY: Harper Collins, 1996). It is currently the best one-volume Bible dictionary in English, and it is available at Border's Books, Christian Science Reading Rooms, http://www.borders.com, http://www.christianbook.com, and many other book sellers.