"Mind Field" published by Hanuman shows a color photo of Corso by fellow Beat writer, Allen Ginsberg on the jacket cover of the paper back miniature or chap book with gold debossed lettering. Corso writes on the first free end paper, "This is one of lettered...copies #J Gregory Corso." The small publication of poems measures 2 3/4 x 4 inches. Slight imprint from Corso's writing on the inside jacket flap facing signature end paper and minor chipping on jacket corners upper and lower right. Overall condition is very good.