This file is from a shared repository and may be used by other projects.
The description on its file description page there is shown below.
This image was uploaded in the JPEG format even though it consists of non-photographic data. This information could be stored more efficiently or accurately in the PNG or SVG format. If possible, please upload a PNG or SVG version of this image without compression artifacts, derived from a non-JPEG source (or with existing artifacts removed). After doing so, please tag the JPEG version with {{Superseded|NewImage.ext}} and remove this tag. This tag should not be applied to photographs or scans. If this image is a diagram or other image suitable for vectorisation, please tag this image with {{Convert to SVG}} instead of {{BadJPEG}}. If not suitable for vectorisation, use {{Convert to PNG}}. For more information, see {{BadJPEG}}.
Summary
DescriptionPant Mawr map 1889-1900.jpg
English: A composite map of the Pant Mawr and Fron-Boeth quarries in Gwynedd, North Wales. The Pant Mawr section dates from 1889, and the Fron-Boeth section dates from 1900.
Date
Source
Ordnance Survey maps from 1889 and 1900, with coloured overlays by Bob1960evens