 Following his stint at the "Century 21" World's Fair in Seattle, US sales increased, and in 1964 his works were chosen to represent the Philippines at the World's Fair in New York.Other foreign exhibitions followed including Okinawa, Japan (1972), Baden-Baden, Germany (1989), Switzerland and Denmark.In 1990, his work "Sabungeros" ("cockfighting") was chosen by Philippine Airlines for the cover of their playing cards given to passengers.