JFK Receives Mariner ModelWilliam H. Pickering, (center) director of NASA's Jet Propulsion Laboratory, presents a model of the Mariner spacecraft to President John F. Kennedy in 1961. NASA Administrator James Webb is standing directly behind the model.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/jfk-receives-mariner-model/Copy URL to clipboard> DownloadShareSize1041x811px