Poster 13 signature of the celestial spheres

6,50 29,80 

Excellent quality photographic paper

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Posters available in 20*30cm, 30*45cm and 40*60cm

Excellent quality photographic paper

Arrangement of the semiminor axes of the planetary orbits and the Sun diameter as
relations of the areas of circle, square and triangle or their combinations. All the
proportions shown are included in the twelve-pointed star which appears in the
inner region of Figure 13. Copyright 2010 by Keplerstern Verlag; Hamburg
Detailed explanation, pdf-file