1. Letter Format: Letters/Correspondence Collection: Arlington Historical Society Collection Institution: Arlington Historical Society
2. Volkstelling nee! Format: Posters Collection: Stephen Lewis poster collection, circa 1921-2017 Institution: University of Massachusetts Boston, Joseph P. Healey Library
3. Ens sobren 155 raons 21d dempeus! Creator: Candidatura d'Unitat Popular (CUP) Format: Posters Collection: Stephen Lewis poster collection, circa 1921-2017 Institution: University of Massachusetts Boston, Joseph P. Healey Library
4. Terrorista es el estado que condena a miles de personas a morir en el intento de cruzar sus fronteras Creator: Efecto Pandora Format: Posters Collection: Stephen Lewis poster collection, circa 1921-2017 Institution: University of Massachusetts Boston, Joseph P. Healey Library