the first issue was entirely home produced; with 300 copies of issues #2 and #3 offset printed, utilizing blue tinted covers.
The Crumb brothers produced covers and partial contents for issues #4 and #5, which were never published.
The three published issues were released as: The Complete Foo! (Bijou, 1980 series).
Selected stories and covers were also published in: The Complete Crumb Comics (Fantagraphics, 1987 series) Issue 1 - The Early Years of Bitter Struggle (hard or softcover)