Abadi, 14 April 1951, p. 1: Support for the 14-Party Joint Programme
Abadi, 14 April 1951, p. 1: notice that letters and telegrams endorsing the 14-party joint programme poured in, including from the Gerwis central board in Semarang alongside unions and peasant groups.
Commemoration of 1 May 1951 in Surakarta (Bentara)
Full-page notice in the Surakarta magazine Bentara listing the organising committee of the 1 May 1951 Labour Day commemoration, a left united front dominated by SOBSI unions and including Gerwis.
Abadi, 5 March 1952, p. 2: Gerwis Wants a Coalition Cabinet
Abadi, 5 Mar 1952, p. 2: during the cabinet crisis after the Sukiman cabinet fell, the Gerwis central board demands a coalition cabinet of religious, nationalist, socialist and progressive groups.