Browse Items (1 total) Browse All Browse by Tag Search Items Tags: Rockers Sort by: Title Creator Date Added Chilean Drag-Mill and Rockers The machinery used for separating gold consisted of the Chilean mill for crushing and grinding after having been broken by hammers, the Tyrolese bowls, the drag-mill, and the Burke rockers. The Chilean mill was used from ancient times and when it… Tags: Buerbaum, Chilean Drag-Mill, Gold Hill, Mining, North Carolina, Postcard, Rockers, Rowan County, Theo Output Formats atom, dcmes-xml, json, omeka-xml, rss2