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 (1959-60): Api Kartini magazine (Maasje Siwi), Umi Sardjono in the DPR-GR
US Monthly Indonesian Press Survey (1959-60) extracts. A review of the new monthly Api Kartini, published by Yayasan Melati and headed by Maasje Siwi, lists its editors (S. Asijah, Darmini, Parjani Pradono, S.K. Trimurti, Rukiah Kertapati and others). Parliamentary notes list Umi Sardjono (functional group for women) a
Biographical Profiles of DPR-GR Members, Aug 1960
Compilation of US embassy Djakarta biographical despatches (2 Aug 1960) on members of the new Gotong Royong parliament. Contains profiles of Gerwani figures: Umi Sardjono (Gerwis then Gerwani chairwoman, WIDF delegate 1960), Francisca Fanggidaej (PKI women's group Gerwani board), Setiati Surasto (SARBUPRI, Gerwani link