De Waarheid, 24 Feb 1953, p. 3: letter from Trees Sunito-Heyligers to the NVB executive, sent by KLM post between Dhahran and Karachi on her way to Indonesia after the family's expulsion. She thanks the NVB for the send-off, says she felt bound to the Netherlands of the peace movement and the February strike, and expec
De Waarheid, 7 Nov 1966, p. 3: report on the NVB's 20th-anniversary congress and gathering in Amsterdam. Chair Heiltje de Vos recalls NVB solidarity with Indonesia and proudly notes that first NVB chair Trees Sunito-Heyligers recently defended PKI leader Njono before the generals' military tribunal in Jakarta. Greeting
De Waarheid, 5 Jan 1968, p. 1: telegram from the NVB executive to the Indonesian ambassador in The Hague protesting the arrest of lawyer Trees Sunito-Heyligers, recalling her anti-fascist work, her defence of Dutch soldiers who refused colonial war and her defence of union leader Njono, and demanding release of her and