The Guano 1990-1994 1990 through 1994 issues of The Guano. The Guano – April 1990 The Guano – October 1990 The Guano – February 1991 The Guano – March 1991 The Guano – May 1991 The Guano – June 1991 The Guano – September 1992 The Guano – November 1992 The Guano – January 1994 The Guano – February 1994 The Guano – April 1994 The Guano – May 1994 The Guano – July 1994 The Guano – August 1994 The Guano – October 1994