not sure if this is old news to everyone here
http://www.wired.com/2014/04/lost-lunar-photos-recovered-by-great-feats-of-hackerdom-developed-at-a-mcdonalds
"We had resolution of the earth of about a kilometer [per pixel]. This is an
image taken a quarter of a .. million miles away in 1966. "
"hey contain the first high-resolution photographs ever taken from behind
the lunar horizon, including the first photo of an earthrise . Thanks to the
technical savvy and DIY engineering of the team at LOIRP, it's being seen at
a higher resolution than was ever previously possible."