From http://www.jwz.org/xscreensaver/xscreensaver-5.40.tar.gz
[xscreensaver] / hacks / images / earth_night.xpm
2018-04-16 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.39.tar.gz
2014-11-16 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.31.tar.gz