Revistes Catalanes amb Accés Obert (RACO)

L'Esfera copernicana de l'abat Joan de Safont (1789-1847)

Carles Puig-Pla


Joan de Safont, benedictine monk and last abbot of Barcelonas monastery
of Sant Pau del Camp, founded a class of speculative and practical physics
in the school of Sant Pau del Camp. He organized a mechanical and physical
cabinet with abundant apparatus constructed by craftsmen from Barcelona. His inerest
in astronomy led him to construct sun clocks and invent a copernican sphere
at the beginning of the decade of 1830. It was a very ingenious device, articulated
and equipped with mechanisms so that with a crank it was able to move the
planets, satellites and comets of the Solar System in his orbits. Francesc Arau, a
capable machinist, was the person in charge of the practical construction of the

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