I presently regularly use three atlases - each has it's own strengths.  The laminated deluxe Sky Atlas 2000 should complement these. The Sky and Telescope Pocket Star Atlas makes a great cheap, small star atlas for general observing, especially when we are on holiday. My Cambridge Double Star Atlas is simply the bee's knees for my visual double star observing. My copy of the Desk edition of the Interstellarum Atlas is superb.  It is very cleverly draughted, with innovative double