Aneta item in De Vrije Pers (31 Jul 1951): on SOBSI's initiative a "17 August" committee was formed in Yogyakarta with trade unions, Front Pemuda, PKI, PSII, Murba, BTI and Gerwis, as an alternative to the city administration's committee, which SOBSI said would only "celebrate a feast".
De Vrije Pers item (4 Sep 1952): Surabaya authorities refused permission for the 7 September demonstration for August-raid detainees; a delegation of Mrs. Tam, Mrs. Talia and Miss Sulami left for Jakarta to seek a presidential audience, and Tam and Sulami with Miss Warmi and Mr Fatkali were to go on to the "communist p
De Vrije Pers fragment (17 Sep 1953) on trade-union reactions to the Sarbupri plantation workers' strike. It notes that the BTI's second congress, attended by SOBSI, Pemuda Rakyat and Gerwis representatives, declared solidarity with the strike and instructed its branches to support strikers.