Los iiselfowuni I-avant-gardes zoncwadi ezathi zavela ngenkulungwane yamashumi amabini ekuqaleni zinokuthathwa njengenxalenye yazo, ziyindlela yokukwazi ukugqiba umbongo kwimibongo ukuyenza ibe nobuchule ngakumbi. Nangona isihobe sikhankanywe njengenye yeenjongo zayo eziphambili, sinokusebenzela ukubonisa amabinzana namagama ngendlela enobuchule.
Kunokuthiwa intengiso ikwasebenzisile ukusebenzisa iicalligrams ukuhambisa imiyalezo yayo ngendlela enomtsalane kuluntu, ngakumbi kwimithombo yeendaba ezinje ngeentengiso esinokuzifumana esitratweni okanye kwezo zikwiimagazini.
Umfanekiso owenziwe kwiicalligrams ugcina i ubudlelwane ngokuthe ngqo ngokubhekisele kumxholo wokubhaliweyo womsebenzi, ukubonakaliswa kokubhaliweyo apha. Iicalligrams zihlala zikhankanywa njengezingezo zombini ii-avant-garde currents kunye ne-cubism yoncwadi, kugxininisa apha inani lomFrentshi uGuillaume Apollinaire, ongomnye wabadali abadumileyo bale misebenzi.
Ngenxa yokungaqhelekanga, icalligram yindlela elungileyo yokusondeza imibongo kubantu abancinci, abaya kufumana umdla omkhulu kule ndlela yokuthetha equka kokubonakalayo kunye nokubhaliweyo.
Kwiincwadi ezithetha iSpanish sifumana ezininzi ababhali beecalligrams. Phakathi kwazo sinokukhankanya:
- UGuillermo de Torre -Spain
- UJuan Larrea - eSpain
- UGerardo Diego-Spain
- UCarlos Oquendo de Amat - ePeru
- UJorge Eduardo Eielson - ePeru
- UArturo Corcuera - ePeru
- UJuan José Tablada - Mexico
- UGuillermo Cabrera Infante - eCuba
- UOliverio Girondo -Argentina
- UFrancisco Acuña de Figueroa -Uruguay
Kulo Uncwadi lwesiCatalan Sifumene: UJoan Salvat-Papasseit, uJoan Brossa noGustavo Vega.