The Digitized Sky Survey consists of a series of Schmidt camera plates covering the whole celestial sphere. These plates where acquired at various times over the last 30 years. They have been scanned and the resulting data made available on 102 CD-ROMs (at 10x compression) or 10 CD-ROMs at 100x compression). Details of the DSS can be obtained from http://www-gsss.stsci.edu/DSS/dss_home.htm (ESO server) or http://archive.stsci.edu/cgi-bin/dss_form (STScI server).
Three Internet allow you to retrieve images from the Digitized Sky Survey :
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