Guess The Genre #1705 (Gathered by Mike Diehl)

Glaser Delius Beecham Royal Phil Glaser Carl Orff Antigonae
Glaser Strauss Don Quixote Ormandy Glaser Al Hirt King Bourbon Street
Glaser Doc Watson Elementary Glaser Dave Brubeck Montreaux
Glaser E Power Biggs Bach Book Glaser Issac Stern Vivaldi 4 Seasons
Glaser Grieg Greatest Hits Glaser Townes Van Zandt Sake Of Song

Answer: Milton Glaser Illustration - Watercolorish - Next is Guess the Genre #1706

Or, I don't want to guess - Show Me A List