De Tijd report (20 Aug 1951) on the mass arrests in East Java (August 1951 raids): 26 detained, including journalists, PKI Surabaya chairman Hutapea, SOBSI/SBKA officials and "the chairwoman of the women's organisation Gerwis, Mrs. Parjani Ilham". Authorities denied targeting any ideology.
Het Vaderland front-page report (20 Aug 1951) on the escalating arrests of communists across Indonesia: 26 in East Java including Java Post editor Go Tjing Hok, the local PKI chair and SOBSI leaders, and Mrs Parjani Ilham, chair of the women's organisation 'Gerwis'; 50 in Bandung with SOBSI offices sealed; 175 in East
Nieuwe Haarlemsche Courant, 20 August 1951: reports the August 1951 mass arrests in East Java (the 'Razzia Agustus') of 26 people in Surabaya including journalists, PKI local chair Hutapea, Sobsi's Surono and Sutomo, and the Gerwis chairwoman Mrs Parjani Ilham; 175 more arrested in Malang, Bojonegoro, Madiun and Kediri