Comic by Strader, scripted by De Priego.
Manuel Estradera, who signed with Strader, began his career drawing for the alternative press of the late 1970s. He published in titles like Ment-Jauss (1979) and Falca (1980) He was part of the Zeta collective, a group of artists that renewed the Aragonese comic in publications like Zeta (1978) and Bustró-fedon' (1979). Strader often worked with writer De Priego, among others on the series 'Summa' in Bustrófedon (1979).