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 stages for ABRES and BMRS re-entry vehicle tests between 1965 and 1974. Three of these launches failed. Five ABRES launches were also conducted whilst the missiles were still operational, however these did not use the Atlas E/F configuration. An RM-81 Agena upper stage was used on a former Atlas-F, to launch the Seasat-1 satellite on 27 June 1978. This was the final flight of the Atlas-Agena. Previous Atlas-Agena launches had used Atlas D or Atlas SLV-3 rockets as first stages. The final Atlas - Agena was used on Atlas E/F. An Atlas E/F with an Altair-3A upper stage was used