A continuation of a program of high angular resolution studies of celestial x-ray sources
Subtitle: report period, 19 February 1968 to 1 August 1968
By: prepared by American Science and Engineering
Publisher: American Science and Engineering
Published: 1968
Place of publication: Cambridge, Mass
Language: eng
Subjects: X-ray astronomy; Instruments
Other titles: Final report :
Notes: "Prepared for National Aeronautics and Space Administration."

"Date: 29 July 1968."

"Contract NASW-1634, modification no. 1."

"ASE-1987."