The descriptive note comes from item B449 in :
Hitchens, Susan Hayes
Karel Husa : a bio-bibliography
New York: Greenwood Press, 1991, 162 p.
This is what Susan Hayes Hitchens had to say:
A pre-performance interview with Husa, who discusses his Music for Prague, 1968 [W41] and calls it "a statement for freedom."
© Susan Hayes Hitchens
(c) 2013. Frank Greene. All rights reserved.