English: Map of Llwyngwern quarry in 1900, taken from the Merionethshire XLVII.NE Ordnance Survey map. the map shows the branch from the Corris Railway to the quarry, the open pit on the east side of the site, the main mill, and the waste tip to the south-west of the mill.
Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country. Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Map_of_Llwyngwern_quarry,_1900.png
Captions
Map of Llwyngwern quarry in 1900, taken from the Merionethshire XLVII.NE Ordnance Survey map