The Digitized Sky Survey on CD-ROM. RealSky CD is a must-have resource for the serious observer. The premier reference for astronomers worldwide is now an extraordinary digitized photographic atlas for your laptop or personal computer. The Northern Sky brings you the National Geographic-Palomar Sky survey, from the northern celestial pole to –15*, on 8 CD-ROMs, plus one CD-ROM for the viewing software.
Compatible with TheSky and several other programs.
I have a full set, brand new and still wrapped in the original box. Asking $150, shipping included via EMS-CAI Post (registered and insured) anywhere.
Payement via Paypal or BidPay; will ship immediately on confirmation. Cashier Check, will ship on clearing.