Reprocessed Lunar Orbiter 4 image cropped in Adobe Photoshop to show part of Gum crater and surrounding terrain (the rest of the crater was not photographed at this resolution). Horizontal black lines are artifacts of image reprocessing. The original image should be public domain it is a work of the U.S. Government (NASA).
Immediate source: Lunar and Planetary Institute, Lunar Orbiter Photo Gallery Lunar Orbiter 4, image 009, h2 [1]
{{Information |Description = Part of [[Gum (crater)]], on the moon. |Source = Reprocessed [[Lunar Orbiter 4]] image cropped in Adobe Photoshop to show part of Gum crater and surrounding terrain (the rest of the crater was not photographed at this resol...