Phobos, from Phobos-2 (1)

Acknowledgments: thank-you to Andrew Ball and Basil Pivovarov for finding the rare Mars-3 images. Mars-4 and 5 images are inverse halftoned and processed from various source materials, such as "Pverkhnosti Marsa".
Termoskan and VSK raw image data from Phobos-2 was published by the National Space Science Data Center.
These frames were all recovered from the captivating WebSite "Mental-Landscapes" (www.mentallandscape.com/C_CatalogMars.htm), by Don P. Mitchell.