CIA report, 6 April 1950, claiming Aidit and Trimurti visited Ho Chi Minh and would return as his 'agents' to build a people's army in Indonesia. Almost certainly unreliable but links future Gerwis founder S.K. Trimurti to alleged transnational conspiracy.
CIA report, 26 February 1951, on alleged communist-directed strike sabotage in Indonesia via SOBSI and WFTU. Gerwani-relevant only for naming a batik workers' union organised by Mrs Trimurti.
CIA study, May 1955, surveying PKI organisation and history before the 1955 elections, with a short section on Gerwani among eight front organisations (pp. 49-50) and PKI foreign channels. Earliest extended US assessment of Gerwani as a PKI front.
CIA Current Intelligence Weekly Summary, 12 Nov 1959, a long multi-topic report; the Indonesia part (pp.23-27) assesses PKI strength (Aidit's claim of 1.5 million members, Java as base, army and Sukarno restrictions, Aidit's 1959 Moscow and Peking trip). It names GERWANI as the PKI's women's front, alongside Pemuda Rak