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<div class="moz-cite-prefix">I got pretty close with a modified
EPSG:22286 (south-oriented TM25 on Cape datum) by guessing an
offset and converting to cape feet:<br>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><!--StartFragment-->+proj=tmerc +lat_0=0 +lon_0=25 +k=1 +x_0=0 +y_0=2900000 +axis=wsu +a=6378249.145 +b=6356514.966398753 +towgs84=-136,-108,-292,0,0,0,0 +to_meter=0.314858 +no_defs</p>
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<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;">Matching the local system is a matter of getting the offsets correct.
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On 21/02/2017 08:02, Hanlie Pretorius wrote:
</div><blockquote cite="mid:CAFpCUPrE-1DXsDsZAEJn8upjRiEyNawqiLZRpHcXB9i5pNw-kQ@mail.gmail.com" type="cite"><pre wrap="">Thanks to everyone who contributed.
A land surveyor has volunteered to transform the coordinates and in
the mean time I have georeferenced the diagrams to the existing data
as best I can.
Will be interesting to see how the two methods compare.
Regards
Hanlie
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