[Proj] Gauss-Schreiber: the continuing story

[Gerald I. Evenden]

Sbyder, in "Flattening the Earth", p. 162: "Jean Laborde, chief of the Service 
Geographique of Madagascar, presented this version in 1926 ... "  Unless its 
his ghost, it must be another Laborde.  ;-)

On Thursday 26 June 2008 2:47 pm, support.mn at elisanet.fi wrote:
> Hello,
>
> Just noticed that:
> > Laborde's Madegascar efforts were circa 1929
>
> Wikipedia is telling that  Jean Laborde lived (16 October 1805 in Auch -
> 27 December 1878 in Madagascar).
>
> http://en.wikipedia.org/wiki/Jean_Laborde
>
> But is this some other person?
>
> Regards: Janne
>
> -------------------
>
> > "The Gauss-Schreider projection was developed about 1880 and used for the
> > Prussian land survey.  It consists of a double conformal transformation
> > of the  ellipse onto the sphere and then of the sphere onto the plane
> > using the spherical transverse Mercator projection.  The central merdian
> > varies in scale."
> >
> > And, of course, we have the IGN claim with Laborde in NT/G 73.  I am not
> > sure what the timing was but because Laborde's Madegascar efforts were
> > circa 1929 then the best he can probably claim is rediscovering the
> > projection.  The Madagascar should not be confused with the NT/G 73 and I
> > am only  using it as a reference to one period where we know he was
> > active as I do not have his birth-death dates.

-- 
The whole religious complexion of the modern world is due
to the absence from Jerusalem of a lunatic asylum.
-- Havelock Ellis (1859-1939)  British psychologist