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From OpenGov NSW Department of Main Roads journal - April 1931, Volume 2, Number 8
Main Roads 1929 - 1984: journals of the Department of Main Roads, New South Wales Results from other Australian data portals
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From data.gov.au NSW Department of Main Roads journal - April 1931, Volume 2, Number 8
Main Roads 1929 - 1984: journals of the Department of Main Roads, New South Wales