The resulting product was called papelate .
The resulting product was is documented in Goya 's paintings La Cometa , La Merienda en el Manzanares , and El juego de la pelota a pala ( 18th century ) .
The resulting product was called papelate and is documented in Goya 's paintings La Cometa , La Merienda en el Manzanares , and El juego de la pelota a pala ( 18th century ) .