ANTON BRAUN “1927”INVENTION OF THE MECHANICAL CALCULATOR

Anton Braun from Möhringen, Germany was a mathematician and optician at the Viennese imperial court of Charles VI.
In 1727 he applied for the post of imperial instrument maker, presented this magnificent artefact to the emperor - and got the job.

His mechanical calculator became part of the imperial cabinet of curiosities and treasures and was subsequently presented as a fascinating mechanical marvel.