Hi For info there is a map warper (or georeferencer) plugin for QGIS. Here is a tutorial https://www.qgistutorials.com/en/docs/3/georeferencing_basics.html
> On 7 Sep 2021, at 5:02 pm, Adam Horan <aho...@gmail.com> wrote: > > "what is it actually doing?" > > You use it to correct/align old maps to modern maps. This enables browsing > and overlays of old maps onto modern eg > https://mapwarper.prov.vic.gov.au/maps/10890#Preview_Rectified_Map_tab > There's a WMS layer produced that can be shown in JOSM and others, see > https://mapwarper.prov.vic.gov.au/maps/10890#Export_tab . I've no idea on the > legals/copyright involved in utilising the information on these maps in OSM > (even if data was still relevant all these years later) > > > >> On Tue, 7 Sept 2021 at 15:36, Graeme Fitzpatrick <graemefi...@gmail.com> >> wrote: >> Interesting, but what is it actually doing? >> >> Is that "correcting" the original maps to align with OSM? >> >> I'm afraid to say that they have a lot to learn about explanatory videos, or >> was it only me that was silent, & kept dropping in & out of focus! >> >> Thanks >> >> Graeme >> >> >>> On Tue, 7 Sept 2021 at 14:59, Adam Horan <aho...@gmail.com> wrote: >>> As a group of people interested in Australia, Maps, crowdsourcing and open >>> data, I'm going to assume you'll also be interested in Map Warper. It's an >>> online tool allowing alignment and rectification of old (any really) maps >>> to reality. https://wiki.openstreetmap.org/wiki/MapWarper >>> >>> I've been playing with the version hosted for Public Records Office Vic at >>> https://mapwarper.prov.vic.gov.au/ >>> There's 12091 old maps and plans on the site, some have been rectified, and >>> some await rectification. >>> >>> I've been finding looking at these old maps absolutely fascinating. You can >>> see which roads have moved or not, towns that were planned to be much >>> larger and have shrunk, roads that have returned to tracks, or disappeared, >>> original (Aboriginal sounding) place names that have been retained or lost. >>> You can also appreciate the skill and accuracy of the surveyors of 100+ >>> years ago, there are coastlines and rivers mapped in more detail here than >>> in OSM. >>> >>> Usability is a bit average, but the content is interesting. >>> >>> Regards, >>> >>> Adam >>> _______________________________________________ >>> Talk-au mailing list >>> Talk-au@openstreetmap.org >>> https://lists.openstreetmap.org/listinfo/talk-au > _______________________________________________ > Talk-au mailing list > Talk-au@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-au
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