 Paco started with crayons, later using water colours but finally shifted to oil paintings.His paintings caught the eye of Lydia Arguilla, founder of the Philippine Art Gallery (PAG), who displayed his work at PAG and included over 40 of his paintings in her personal collection.Gorospe's first major exhibition, due largely to Lydia Arguilla's patronage, took place in 1962 at the World's Fair in Seattle, Washington.