Though Bob Dylan is not on the cover of these issues -a man's face is not what the magazine usually shows on its front covers-, they definitely must be in a Dylan Magazine collection, as they feature two essential interviews of the artist. They were re-published on September 21st 2012 by Playboy as a kindle.
March 1966, front cover and first page of the interview by Ron Rosenbaum, 6 pages.
March 1978, front cover and first page of the interview by Nat Hentoff, that can be read here. 15 pages.