Reprocessed Lunar Orbiter 4 image cropped in Adobe Photoshop to show Helmholtz crater and surrounding terrain. The original image should be public domain as it is a work of the U.S. Government (NASA).
Immediate source: Lunar and Planetary Institute, Lunar Orbiter Photo Gallery Lunar Orbiter 4, image 044, h2 [1]
{{Information
|Description = [[Helmholtz (crater)]], on the moon.
|Source = Reprocessed [[Lunar Orbiter 4]] image cropped in Adobe Photoshop to show Helmholtz crater and surrounding terrain. The original image should be public domain as it is a work o...
{{Information
|Description = [[Helmholtz (crater)]], on the moon.
|Source = Reprocessed [[Lunar Orbiter 4]] image cropped in Adobe Photoshop to show Helmholtz crater and surrounding terrain. The original image should be public domain as it is a work o...