Obras Completas Crumb 1: Mis problemas con las mujeres (La Cúpula, 6th: 2008) (Spanish Underground)

Obras Completas Crumb 2 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 3 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 4: Mode o'Day (La Cúpula, 3rd: 2007) (Spanish Underground)

Obras Completas Crumb 5: Mr. Natural, Los misterios (La Cúpula, ?th print: June 2005) 68 pages (Spanish Underground)

Obras Completas Crumb 6 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 7 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 8 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 9 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 10: Conoce a tu enemigo (La Cúpula 2002) (Spanish Underground)

Obras Completas Crumb 11: El desquiciado mundo de los Crumbtoons (La Cúpula, Dec. 23, 2004) 5,70€, 68 pages, B&W (Spanish Underground)

Obras Completas Crumb 12 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 13 (La Cúpula) (Spanish Underground)

Obras Completas Crumb 14: ¡Chicas, chicas, chicas! (La Cúpula 2007) (Spanish Underground)

Obras Completas Crumb 15: Las reflexiones de Tio Bob (La Cúpula 2007) (Spanish Underground)

Ogoth and Ugly Boot (Chris Welch - Cozmic Comics/H. Bunch Associates 1973) (British Underground)

Oktobriana (Brumm Comix - 1972) (German Underground)

Omia kuvia / Robert Crumb (Like 1989) (Finnish Underground)

OM 10 Home Made Comix - Nederlandse Editie (Arcanum) (Netherland Underground)

Onnellinen maailmanloppu (Seppo Seppälä, Seppo Lindqvist) (Finnish Underground)

On the Scene - Comics - Kritik - Alles drinn!!! (without publisher - 1973?) (German Underground)