[OHM] The Atlas of Historical County Boundaries

Mon Mar 30 23:40:52 UTC 2015

Tim,

I'm interested in having the link.

PS: This is for the whole list: what's the best workflow for getting
Shapefiles or GeoJSON into the editors (iD/JOSM)?

On Sun, Mar 29, 2015 at 6:47 AM, Tim Waters <chippy2005 at gmail.com> wrote:

> I've uploaded the NHGIS Historical States & Counties shapefile to a
> server, can give the link via IRC or just ask via email if you want to use
> it. It's a 237mb tarball.
>
> I believe the data is from the US Census dept which I think is public
> domain? But I couldn't find much on the NHGIS site about their license - I
> think they ask for attribution if the data is used in academic reports.
>
> We selected U.S. state, territory, and county boundaries for every decade
> from 1790 to 2000, which are included as polygons. For the sake of
> simplicity, we pulled together all of the records and merged the records
> over the decades for which a geometry did not change (viz. boundaries
> remained stable). This therefore includes decade ranges and geometries for
> both states and counties.
>
> Tim
>
> On 26 March 2015 at 10:58, Tim Waters <chippy2005 at gmail.com> wrote:
>
>> You can also get US historical county boundaries from
>> https://www.nhgis.org/
>>
>> For the LoC's gazetteer, we at Topomancy got all boundaries per decade
>> and merged the geometries with start and end date stamps together where the
>> geometry has not changed from period to period
>>
>>
>> http://loc.gazetteer.us/search?q=amelia%20virginia&page=1&bbox=-79.17022705078125,36.033552893400376,-76.55548095703125,37.844494798834596&origins=nhgis
>>
>> I'm not sure of the licensing of this NHGIS dataset, but I should be able
>> to find the shapefile easily enough.
>>
>> Cheers,
>>
>> Tim
>>
>> On 25 March 2015 at 22:44, Jeff Meyer <jeff at gwhat.org> wrote:
>>
>>> Todd -
>>>
>>> It would be great if you could take the lead on patching /
>>> collaboratively drafting. We do need some help here.
>>>
>>> That said... this is a big question area - how _do_ we want to manage
>>> the data inside OHM? We aren't bound to adhere to the OSM ODBL license
>>> (apologies if I'm out of date on the latest OSM licensing thinking). But,
>>> if we have plans to import much OSM data (a la city stripping), which is a
>>> huge advantage of leveraging the OSM stack and data, we should think
>>> carefully about how we mix data from OSM along with data from other sources
>>> (e.g. Open Context, Pleaides) that might cc0-based/variations of database
>>> licenses (and possibly preferable to ODBL for OHM).
>>>
>>> This all makes me wonder if all OHM imports and data entry should be
>>> explicitly tagged with a data source (for provenance and copyright
>>> purposes).
>>>
>>> We definitely need some leadership here (Todd?) & I'd be glad to recruit
>>> legal assistance to help us figure out / implement what is is we'd like to
>>> do.
>>>
>>> - Jeff
>>>
>>>
>>> On Wed, Mar 25, 2015 at 12:17 PM, todd.d.robbins at gmail.com <
>>> todd.d.robbins at gmail.com> wrote:
>>>
>>>> Eric,
>>>>
>>>> That's great to know! On a related note: we need to update this
>>>> documentation ASAP: http://www.openhistoricalmap.org/copyright
>>>>
>>>> Is this something I could patch? Or do we want to draft it
>>>> collaboratively?
>>>>
>>>>
>>>>
>>>>
>>>> On Wed, Mar 25, 2015 at 1:12 PM, todd.d.robbins at gmail.com <
>>>> todd.d.robbins at gmail.com> wrote:
>>>>
>>>>> Very important points Jerry. Thank you! I guess I'll start tracing
>>>>> these by hand in JOSM/geojson.io then. ;-)
>>>>>
>>>>> A more direct route could be to discuss a change in licensing directly
>>>>> with The Newberry. Sounds like the idea is off the table for now though.
>>>>>
>>>>>
>>>>> –Tod
>>>>>
>>>>>
>>>>>
>>>>> On Wed, Mar 25, 2015 at 1:08 PM, SK53 <sk53.osm at gmail.com> wrote:
>>>>>
>>>>>> The data are CC-BY-NC-SA.
>>>>>>
>>>>>> It's not something we have talked about in any detail, but in general
>>>>>> I would assume we want to work OHM on license terms similar or equivalent
>>>>>> to OSM (i.e., ODbL, which allow commercial usage). The academic world tends
>>>>>> to release things CC-BY-NC-SA, but recent German case law interprets that
>>>>>> as 'for private use only', e.g., publication in a journal published by a
>>>>>> for-profit company, even if the author receives no payment, would (quite
>>>>>> rightly IMO) be deemed commercial.
>>>>>>
>>>>>> This does raise a problem because many in the digital humanities are
>>>>>> fine with CC-BY-NC-SA, there is no consensus to accept eliminating the
>>>>>> non-commercial restriction. It also means that certain fine digital
>>>>>> humanities data collections are not directly usable in OHM.
>>>>>>
>>>>>> This is an issue which we need to discuss.
>>>>>>
>>>>>> Regards,
>>>>>>
>>>>>> Jerry
>>>>>>
>>>>>> PS. I have looked at time to time at historical boundaries in England
>>>>>> & Wales: even quite recent boundary changes would be useful, just to
>>>>>> interpret some current Open Data releases.
>>>>>>
>>>>>> On 25 March 2015 at 17:39, todd.d.robbins at gmail.com <
>>>>>> todd.d.robbins at gmail.com> wrote:
>>>>>>
>>>>>>> Anyone want to work with me to get these boundary changes into OHM?
>>>>>>>
>>>>>>> http://publications.newberry.org/ahcbp/
>>>>>>>
>>>>>>> --
>>>>>>> Tod Robbins
>>>>>>> Digital Asset Manager, MLIS
>>>>>>> todrobbins.com | @todrobbins <http://www.twitter.com/#!/todrobbins>
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> Historic mailing list
>>>>>>> Historic at openstreetmap.org
>>>>>>> https://lists.openstreetmap.org/listinfo/historic
>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Tod Robbins
>>>>> Digital Asset Manager, MLIS
>>>>> todrobbins.com | @todrobbins <http://www.twitter.com/#!/todrobbins>
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Tod Robbins
>>>> Digital Asset Manager, MLIS
>>>> todrobbins.com | @todrobbins <http://www.twitter.com/#!/todrobbins>
>>>>
>>>> _______________________________________________
>>>> Historic mailing list
>>>> Historic at openstreetmap.org
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>>>>
>>>>
>>>
>>>
>>> --
>>> Jeff Meyer
>>> Global World History Atlas
>>> www.gwhat.org
>>> jeff at gwhat.org
>>> 206-676-2347
>>>
>>> OpenStreetMap: Mapping with a Human Touch
>>> osm: Open Historical Map (OHM)
>>> <http://wiki.openstreetmap.org/wiki/Open_Historical_Map> / my OSM user
>>> page <http://www.openstreetmap.org/user/jeffmeyer>
>>> t: @GWHAThistory <https://twitter.com/GWHAThistory> / @OpenHistMap
>>> f: GWHAThistory <https://www.facebook.com/GWHAThistory>
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> Historic mailing list
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>>>
>>>
>>
>

-- 
Tod Robbins
Digital Asset Manager, MLIS
todrobbins.com | @todrobbins <http://www.twitter.com/#!/todrobbins>
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