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
De Waarheid, 16 Jan 1952, p. 5: correspondent report from Surabaya on Gerwis's annual congress (Dec 1951), whose main resolution demands a marriage law setting minimum ages (men 20, women 17) against widespread child marriage, and giving local women's organisations the role of monitoring compliance and prosecuting viol
De Waarheid, 27 Jan 1954, p. 5: correspondent's Jakarta feature ahead of Gerwis's second congress (opening 26 March 1954), describing its literacy courses, hygiene campaigns, defence of women under customary law, wage struggles (Sampurna cigarette factory Surabaya, Kaliklatak coffee estate) with SARBUPRI, and the mass
De Waarheid, 14 Apr 1954, p. 5: report on NVB chair Rie Lips and British writer Monica Felton arriving in Jakarta for the second Gerwis congress, warmly welcomed. Lips described Dutch women's protests against the colonial wars and support for conscientious objectors. The opening reception was attended by Jakarta mayor