«Oinahoi Rosta», aniqtarash— «Oinahoi hajvii RosTA» plakathoi solhoi 1919—21 ejodkardai rassomon va shoironi sistemai Agentii telegrafii Rossiya (RosTA). «Oinahoi Rosta» hamchun namudi sanati tashviqotiyu ommavii makhsus dar davrai jangi grajdani va intervensiyam harbii solhoi 1918—20 ba vujud omad.
Plakathoi hajvii tundu tez bo sherhoi khurdi fahmo dushmanoni Respublikai javoni sovetiro fosh karda, voqeahoi muhimi onvaqtaro tasvir va telegrammahoero, ki agenti ba gazetaho mefiristod, bo suratho zinat medodand. Plakathoro ba gayr az plakathoi avvaline, ki bo dast kashida shudaand, bo yorii trafaret to 150 nuskha ziyod karda dar vitrinahoi Moskva va digar shahrho meguzoshtand.
Avvalin «0inahoi Rosta»-r.o M. M. Cheremnikh oktyabr 1919 tayyor namud. Bad ba u V. V. Mayakovskiy, I. A. Malyutin, D. S. Moor va digaron hamroh shudand. Chunin «oinaho» dar Petrograd, Ukraina, Boku, Saratov va digar shahrho mebaromadand. «Oinahoi Rosta» baroi tashakkuli sanati tasvirii soveti mavqei kalon doshtand.