호주
GSQOpenData@dnrme.qld.gov.au - 20 CH 2516 20 Chains To An Inch Mine Map Provisional 1963
URL: https://geoscience.data.qld.gov.au/dataset/mr005936 The 20 CH 2516 Mine map was published in 1963, charted in 1963 at 20 Chains to an Inch as part of the 20 CHAIN series to administer permit and permit related spatial information. The map was maintained internally as a provisional office chart and is located within the Beenleigh (9542) 1:100 000 map area. The map product is available to all government agencies, industry and the public for reference. Title and Image reference number is 20 CH 2516_0063. Cancelled 1974. Author:Survey Office, Department of Public Lands.