US Consulate Surabaya Joint Sitrep 17, 24-26 November 1965: the PKI 'being slaughtered by Ansor' across East Java, bodies in rivers, Ludruk actors killed and a 'Holy War' coloration. Graphic contemporary evidence of the East Java killings.
US Embassy airgram A-386, 10 Dec 1965: an informant describes anti-PKI operations around Kudus, where NU/Ansor helped the RPKAD and the informant gave the Army lists of Baperki members. Evidence that civilians compiled lists; Gerwani not mentioned.
US Embassy airgram A-503, 7 Feb 1966, assessing whether anyone would stage a putsch against Sukarno (students, parties, generals, Sarwo Edhie). Women appear only in Sukarno's remark that women were not 'frying stones'; Gerwani absent.
US Embassy airgram A-218, 5 Nov 1966, on a Central Java trip showing the Army's 'ironclad grip': roadblocks, meeting bans, ID checks, prison numbers and ex-prisoners as pariahs. Women appear only as the Army lieutenant's wife in village pacification.
PhD dissertation in History (UCLA, 2014) by Dahlia Gratia Setiyawan on U.S. anti-communist operations and the 1965-66 purge in Surabaya. Gerwani appears in context: as the PKI's women's affiliate (ch. 1), through the Surabaya women's coalition GOWS in the 27 September 1965 Grahadi demonstration (ch. 4), and in the Army
Geoffrey Robinson's 2018 synthesis of the 1965-66 violence (about 500,000 killed, a million detained), arguing the army provoked and organised it, the US and allies facilitated it, and colonial and Cold War history set the preconditions. Context; Gerwani in the propaganda chapters.