Group of ephemera related to the Mariner and Viking satellite programs, including: five glossy 10 x 8 press photos with images of Mars transmitted back to Earth by Mariner 6; three Mariner Mars 1969 Status Bulletins; a Mariner Mars ’64 Bulletin; and eight glossy 8 x 10 photos from the Jet Propulsion Laboratory’s Image Processing Laboratory, each depicting an image and the raw data obtained from the Viking Lander to produce it. In overall fine condition.