Agree with richard here. My suggestion for OSM data is to add a source / provenance tag as that allows for later fixes as details get worked out. -rhw
> On Nov 26, 2015, at 7:00 AM, [email protected] wrote: > > On 11/25/15 4:30 PM, Michael Reichert wrote: >> Are there any legal implications we have to care about? Or can we >> just announce a "Let's delete old railways at OSM and add them to >> OHM?". (We do not want to make a (semi-)mechanical mass import) > OHM and OSM licensing may in the long run not be entirely compatible; > OHM may be impelled towards public domain type licensing (i'll guess > CC0 but it's not yet decided) for various reasons. it's a topic we have > discussed a bit, and a reason why most of us are very careful about > how we source OHM data. just copying stuff from OSM is likely to > cause trouble in the long run. on the other hand, since the contributors > of the railway data are mostly well known figures, you can ask them for > permission; it's their contribution after all. >> Is it just enough to copy the tags 1:1 and add start_date=* and >> end_date=*? > OHM would probably not use the abandoned/razed tags, but instead > tag them as if they existed; start/end date take care of the rest. > > richard _______________________________________________ Historic mailing list [email protected] https://lists.openstreetmap.org/listinfo/historic
