▁with ▁the ▁hope ▁of ▁returning ▁them ▁to ▁the ▁people ▁as ▁the ▁true ▁and ▁original ▁own ers ▁of ▁the ▁symbol ic ▁goods . ▁ ▁Rel ation ▁with ▁U . S . ▁Pop ▁Art ▁ ▁Though ▁there ▁were ▁a ▁few ▁borrow ed ▁elements ▁from ▁the ▁movement ▁in ▁the ▁United ▁States , ▁Martínez ▁simply ▁borrow ed ▁the ▁serial ▁structure ▁that ▁was ▁most ▁apparent . ▁ ▁Like ▁the ▁artists ▁in ▁the ▁U . S ., ▁Martínez ▁used ▁a ▁pre ex isting ▁popular ▁image ▁but ▁did ▁not ▁really ▁del ve ▁into ▁mass - media ▁a est het ics , ▁nor ▁into ▁the ▁des ens it ization ▁methods ▁util ized ▁by ▁other ▁North ▁American ▁artists ▁of ▁the ▁time . ▁ ▁Instead ▁of ▁taking ▁images ▁from ▁the ▁media , ▁he ▁sought ▁images ▁taken ▁from ▁display ▁cases ▁in ▁Work ers ' ▁Cent ers ▁and ▁Def ense ▁Comm itte es , ▁images ▁that ▁were ▁produced ▁without ▁taking ▁a est het ics ▁into ▁consideration , ▁and ▁sometimes ▁lack ing ▁evident ▁technical ▁skills , ▁to ▁be ▁included ▁into ▁his ▁work . ▁ ▁By ▁this ▁time , ▁the ▁work ▁of ▁Martínez ▁had ▁moved ▁from ▁strictly ▁painting ▁with ▁the ▁inclusion ▁of ▁painted ▁phot ographic ▁images ▁to ▁heavy ▁phot ographic ▁coll age ▁implementation . ▁ ▁The ▁artist ▁had ▁also ▁migr ated ▁from ▁the ▁idea ▁of ▁letting ▁the ▁canvas ▁speak ▁for ▁itself , ▁to ▁beginning ▁a ▁piece ▁with ▁somewhat ▁of ▁an ▁idea ▁already ▁in ▁mind . ▁ ▁The ▁compos itions ▁made ▁during ▁this ▁time ▁were ▁somewhat ▁rem in is cent ▁of ▁the ▁contemporary ▁Western ▁art ▁but ▁did ▁not