[Talk-GB] Mapping archaeology in towns

Dave F davefoxfac63 at btinternet.com
Thu Jun 15 17:32:59 UTC 2017

 From a quick check it appears she's also added them to OpenHistoricalMap
I'll wait a day or so, to see if she adds any more, then I'll revert her 
changesets from OSM.


On 15/06/2017 11:52, Andy Townsend wrote:
> On 15/06/2017 11:24, Derick Rethans wrote:
>> On Thu, 15 Jun 2017, Neil Matthews wrote:
>>> ...
>>> Maybe other large historic towns have good solutions; Londinium, 
>>> Eboracum?
>> I've always understood that OpenStreetMap maps what is *currently*
>> there. Visible, and verifyable.
> That's pretty much the case in York - for example if you zoom out from 
> http://www.openstreetmap.org/way/145367452 (a corner of the old Roman 
> wall) you can see that only the still-existing part of that wall is 
> mapped (this is separate to the new medieaval wall which is mostly 
> still complete and mapped separately to the west).
>> Things that used to be there (dismantled railways, no longer visible old
>> forts and castles, etc.), should not be on OSM. OHM is the place for
>> that.
> That's certainly where I've added stuff in the past - unfortunately a 
> server crash meant that everything that I added to OHM was lost. The 
> server's back now, so second time lucky I guess...
> Depending on what the original mapper was trying to do, OHM might not 
> be the best option - if they're trying to create a map highlighting 
> historic sites then some sort of GIS package (or even JOSM) might be a 
> better idea.
> Best Regards,
> Andy
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