thunderstruck9:Nicolás García Uriburu (Argentinian, 1937-2016),… Posted on April 25, 2019 by AFROFUTURISM : ALKHEMY thunderstruck9:Nicolás García Uriburu (Argentinian, 1937-2016), Tres ombúes [Three Umbra Trees]. Oil on canvas, 60 x 89.5 cm.