(1 photographic negative: b&w, acetate) Seven social workers from Asia who have completed a special one year course in Australia under the Colombo Plan, were recently presented with certificates by the Vice-Cancellor of Sydney University, Professor S H Roberts, in a ceremony in the Senate Room of the University. Three of the students are from Indonesia, two from Burma and one each from Thailand and the Philippines - Maung Sann (left) and Maung Hla Aung, both from Burma with the guest speaker at the presentation ceremony, Miss Eileen Davidson, who until recently was the Social Welfare Officer with the United Nations Technical Assistance Administration in Bangkok