Keywords: Poona crater p79.jpg Poona on Mars This is a figure on p 79 of NASA SP-441 VIKING ORBITER VIEWS OF MARS which has the following caption <br> Poona Crater This crater is close to Kasei Vallis the edge of which is marked by an escarpment in the northwest corner of the image The ejecta have a marked radial pattern and no outer rampart 22A54; 24°N 52°W en wikipedia Viking program Orbiter image <br>The original image is in the public domain because it is a work of the U S Government NASA <br/> Immediate source http //history nasa gov/SP-441/contents htm NASA SP-441 VIKING ORBITER VIEWS OF MARS Viking Orbiter Imaging Team 1980 http //history nasa gov/SP-441/p79 htm p79 published 1980 NASA<br/> PD-USGov Original upload log en wikipedia Poona+crater+p79 jpg wikitable - 2014-04-28 00 37 582×670× 100112 bytes Jstuby Pickering crater on Mars This is a figure on p 79 of NASA SP-441 VIKING ORBITER VIEWS OF MARS which has the following caption <br> Poona Crater This crater is close to Kasei Vallis the edge of which is mark Viking mission Photos of Mars by spacecraft |