Al Filreis
Nathaniel Mackey on Sonny Rollins
In his April 24, 1985, presentation of "Sound and Sentiment, Sound and Symbol," Nathaniel Mackey spoke about Sonny Rollins for six minutes or so. Hannah Judd of the PennSound staff has now segmented the entire recording of the talk by topic. Here is the segment on Rollins: LINK.
And here are links to all the segments: