Java-Bode, 31 May 1955, p. 2: report on the PKI's 35th anniversary rally on Merdeka Square. D.N. Aidit urged the Dutch to leave and stressed Muslim-Nationalist-Communist unity; Umi Sardjono, Gerwani general chair, spoke sharply against surviving feudalism and large landownership; judge Astrawinata explained his PKI can
Java-Bode, 4 April 1956, p. 2: handover of parliament's chair to Mr Sartono. A letter announces the new 'Pembangunan' faction (chairs Suprapto and Abdulhajat; secretary Hartojo) whose members include Umi Sardjono; the paper notes it consists of persons nominated by the PKI in the general elections.
Java-Bode, 16 April 1956, p. 2: parliamentary debate on the government programme and abolition of the RTC agreements, with Sakirman (PKI), Prawoto and others. Umi Sardjono of the Pembangunan faction spoke on the lot of Indonesian women, still unprotected by marriage legislation.