▁first ▁worked ▁as ▁a ▁draft s man ▁for ▁Em erson ▁Radio ▁on ▁a ▁top - secret ▁rad ar ▁development ▁project ▁and ▁worked ▁on ▁the ▁designs ▁of ▁various ▁industrial ▁equipment ▁in ▁the ▁en su ing ▁years . ▁ ▁Jacob son ▁was ▁a ▁social ist ▁who ▁became ▁involved ▁in ▁political ▁causes , ▁protest ing ▁at ▁the ▁White ▁House ▁against ▁the ▁planned ▁execution ▁of ▁Julius ▁and ▁Eth el ▁Ros enberg . ▁Her ▁friend , ▁painter ▁Jan et ▁Mar ren , ▁had ▁" f allen ▁in ▁love " ▁with ▁San ▁Crist ó bal ▁upon ▁her ▁arrival ▁there ▁and ▁invited ▁Jacob son ▁to ▁visit . ▁Jacob son ▁had ▁been ▁working ▁as ▁a ▁mechanical ▁dra fter ▁in ▁New ▁York ▁City ▁and ▁had ▁visited ▁Mexico ▁several ▁times ▁before , ▁but ▁a ▁planned ▁ 1 0 - day ▁trip ▁to ▁Mexico ▁in ▁September ▁ 1 9 5 6 , ▁to ▁follow ▁up ▁on ▁Mar ren ' s ▁inv itation ▁— ▁taken ▁in ▁the ▁w ake ▁of ▁the ▁difficulties ▁she ▁experienced ▁as ▁a ▁Commun ist ▁supp orter ▁and ▁les bian ▁at ▁the ▁height ▁of ▁Mc Car thy ism ▁— ▁ended ▁up ▁with ▁her ▁sett ling ▁in ▁Ch ia pas ▁with ▁Mar ren , ▁her ▁companion ▁and ▁partner . ▁Though ▁she ▁occasionally ▁returned ▁to ▁New ▁York ▁to ▁do ▁some ▁spot ▁work ▁and ▁ear n ▁some ▁money , ▁she ▁made ▁Ch ia pas ▁her ▁home ▁for ▁the ▁remainder ▁of ▁her ▁life . ▁ ▁Phot ography ▁in ▁Mexico ▁In ▁Mexico ▁Jacob son ▁borrow ed ▁a ▁Rolle if lex ▁camera ▁and ▁taught ▁herself ▁how ▁to ▁take