CIA intelligence survey of the PKI's history, structure and front organisations, May 1955, before the September 1955 elections. Section III.E (report pp. 49-50) profiles Gerwani: founded 1950 as Gerwis, renamed Gerwani at the March 1954 congress, 25,000+ members, S.K. Trimurti general chairman and Umi Sardjono chairman
US Monthly Indonesian Press Survey (1956) extracts. A list of PKI's 39 parliamentary seats includes Gerwani leaders (Umi Sardjono, Suharti Suwarto, Mudigdio, Sundari Abdurachman, Charlotte Salawati); notes the Central Sumatra Gerwani conference (Bukittinggi, Feb 1956; 14,000 members, 216 sections) and new branches in J
Harian Rakjat, 7 Mar 1957, p. 3: includes an article by Ny. Umi Sardjono for International Women's Day on women's struggle and rights (alongside a science piece), a DPR report with Ny. Mudigdio (PKI) speaking on 6 March, and Gerwani branch items. Notes 46 organisations including Gerwani opposing abolition of menstrual