[OSGeo Africa] Getting ancient SG diagrams into GIS
Sindile Bidla
sindile.bidla at geoilocate.co.za
Wed Nov 18 02:42:34 PST 2015
Dear Henlie,
What I sometimes do is to see if I can relate an old diagram to its
adjacent properties and perform geo-referencing - but obviously this is
also dependent on your use case. I would then make a note of such on my
data.
Please also do send the diagrams.
Sindile Bidla
On 2015/11/18 12:26 PM, Hanlie Pretorius wrote:
> Hi,
>
> A client of mine has sent me 6 SG diagrams dating from 1904 to 1912
> and wants me to get them into GIS.
>
> From my previous experience these will be using a local coordinate
> system that needs to be converted to a modern coordinate system that
> GIS and I understand. Since I'm not trained as a surveyor, this is
> beyond my capabilities.
>
> One of the diagrams has a note that refers to a 1998 consolidation
> diagram that I found on the SG site, but it doesn't help me at all,
> looking at the 2014 farm data that I have.
>
> Is anyone on the list perhaps willing to help me with this? If so, I
> can send you the diagrams and the coordinates on them in Excel format.
>
> Thanks
> Hanlie
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