Easley Blackwood Jr. as "Introducing Easley Blackwood". His father, Easley Blackwood Sr., was a noted contract bridge player and writer. Easley Blackwood Jr. Easley Blackwood (born April 21, 1933) is an American professor of music, a concert pianist, a composer of music, some using unusual tunings, and the author of books on music theory, including his research into the properties of microtonal tunings and traditional harmony. Blackwood was born in Indianapolis, Indiana. He studied piano there and was doing solo appearances at the age of 14 with the Indianapolis Symphony Orchestra. After studies at many places (including Yale University, where he earned his
Atlas E/F to launch three Stacksat spacecraft on 11 April 1990. The rocket was capable of placing of payload into low Earth orbit. A Burner-2 upper stage was used on an Atlas E/F to launch the Radsat and Radcat satellites on 2 October 1972. The rocket had a payload capacity of to low Earth orbit. Atlas E/F rockets with MSD upper stages were used for four launches, with NOSS naval reconnaissance satellites between 1976 and 1980. The fourth of these launches failed when one of the booster unit engines shut down early. This configuration had a maximum payload capacity of to LEO.