coffret « 50 Jahre Kalender » , Ancien calendrier perpétuel rotatif , Instrument de bureau - Measuring instrument - Brass, Wood - 1980

Ancient 50-year brass rotating perpetual calendar, probably of German manufacture, dating from the late 20th century, around 1980–1990. This mechanical calendar covers the period 1980 to 2028 and allows you to find the days of the week corresponding to different dates thanks to its circular rotating disk. Made of brass with engraved graduations and inscriptions in German, notably “50 Jahre Kalender” and “Von gestern… bis morgen,” meaning “From yesterday… to tomorrow.” It is accompanied by its wooden presentation case with a black fabric-lined interior and a decorative metal closure. A beautiful vintage desk object, both functional and decorative, featuring an authentic patina and some signs of use related to its age. Overall condition as shown in the photographs.

Very sought-after in the world of industrial design, scientific curiosities, old medical technology, laboratory optics, steampunk, and rare measuring instruments.
Ideal for a collector, industrial loft decoration, cabinet of curiosities, scientific display case (theodolite, microscope, sextant, compass)