ngram PNG
(47.05 KB, 933x515)
>>/5005/
Агент, спок.
https://books.google.com/ngrams/graph?content=Conspiracy+theory,conspiracy+theorist&year_start=1900&year_end=1980&corpus=17&smoothing=3&share=&direct_url=t1;,Conspiracy theory;,c0;.t1;,conspiracy theorist;,c0
https://books.google.ru/books/about/Conspiracy_Theory_in_America.html?id=TilCeCKDujQC&printsec=frontcover&source=kp_read_button&redir_esc=y#v=onepage&q&f=false