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fd6261f8e64bb4b426f045555d3146d3  osg1.2_setup_2006-09-13.zip
941f0aeeeacf45f11f861aa3343898a7  osg2.2.0_vs80_setup_2007-10-08.exe
0ca3c32fa0175be8cdee327d25e687be  osg2.2.0_vs80_setup_2007-10-08.zip