De Locomotief, 6 Oct 1950: Semarang forms an action committee against the Aniem electricity tariff rise, representing 38 organisations, chaired by Dr Rustamadji of the Partai Rakjat. Gerwis sits on the committee alongside Partai Rakjat and the youth front; it was decided to send two delegates to Jakarta and not to pay
De Locomotief, 2 Feb 1955: a Russian trade union delegation, a WFTU representative and SOBSI leaders are welcomed in Semarang by hundreds of SOBSI members, including Gerwani, forming guards of honour along the railway track. A lecture by the Russian guests is planned at the Gedung Kesenian.
'40 Tahun PKI', compiled by the PKI History Institute (Lembaga Sejarah PKI) for the party's 40th anniversary, Yayasan Pembaruan, Jakarta 1960, following D.N. Aidit's 'Lahirnya PKI dan perkembangannya'. A party-line history from the 1920 founding through the 1926 uprising, Japanese occupation, revolution and the VI Cong
Ons Noorden (17 May 1960): amid anti-Dutch demonstrations, the oil union Perboem and the PKI-affiliated women's organisation Gerwani urge the government to seize remaining Dutch capital in mixed enterprises such as Shell, BPM and Unilever. Demonstrations continue in Bandung, Surabaya and Semarang.