De Waarheid, 16 Jan 1952, p. 4: report on workers' protests against Sjahrir's PSI splitting unions (the Perbupri breakaway from SOBSI's plantation union Sarbupri in Jember). A closing section says the Gerwis annual congress in Surabaya unanimously demanded abolition of the Round Table Agreement and return of New Guinea
Harian Rakjat, 20 Mar 1952, p.2: report from Kebumen that Siti Asiyah, a civil servant (Japen office) and deputy chair of the new Gerwis branch in Kebumen and Gerwis vice-chair of the 8 March International Women's Day committee, was repeatedly summoned and warned or threatened by her office head not to be active in Ger
De Nieuwsgier, 6 Dec 1952: representatives of 18 parties and organisations in Surabaya, under the PNI, urge the government to clarify whether the 17 October 1952 affair was a coup, to act against all involved and to implement the Sophiaan motion. Gerwis is among the listed attendees (with PKI, PNI, SOBSI, Murba, Wanita