2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/14800We are surveying the region -87 < delta < -38.5 for multiple imaging at scales 1 < theta < 15 arsec. Candidate gravitational lenses were selected from an existing dataset of Australia Telescope Compact Array measurements of 2178 flat (4.80/8.64 GHz) spectrum PMN sources. Selection criteria were optimised using tests on simulated lens datasets.2 pages, 1 postscript figure, uses pasp.sty. Poster contribution submitted to "Gravitational Lensing: Recent Progress and Future Goals", Boston University 1999, eds. T.G. Brainerd and C.S. KochanekAstrophysicstext