Algemeen Indisch Dagblad (1952-01-18, p. 3): in Surabaya a Panitya Pembebasan Irian Barat is formed at the initiative of the Badan Perdjoangan Irian Timur Jawa with SOBSI, PKI, PNI, Murba and others; Gerwis sits in the organisation section with youth fronts. It seeks to end the RTC agreement and abolish the Union.
Algemeen Indisch Dagblad (1952-08-28, p. 2): at a Surabaya press conference the committee for victims of the August 1951 raids, with SOBSI, plans a 7 September mass demonstration outside the governor's and Brawijaya commander's residences demanding release of all arrestees. Committee secretary Miss Sulami blames the RT
Algemeen Indisch Dagblad (1953-08-25, p. 2): in Surabaya the trial of 42 students for wrecking the Vrije Pers offices opened; thousands of students and pupils demonstrated against the prosecution, joined, per Harian Umum, by Gerwis, Pemuda Rakjat and SOBSI. Banners demanded a press law, abolition of Dutch-language use