Figure 2-1, showing photographic coverage of the surface of the moon from <a href="//commons.wikimedia.org/wiki/Apollo_8" title="Apollo 8">Apollo 8</a>.  The left is the near side of the moon and the right is the far side.
NASA
1969-02
<a rel="nofollow" class="external text" href="https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19700005062.pdf">Analysis of Apollo 8 Photography and Visual Observations</a>, NASA SP-201, compiled by NASA Manned Spacecraft Center, 1969