Lot 379

H. Sörensen, Kiel, Movement No. 20, Case No. 20, diameter 89 mm, circa 1900
A rare 1/100 of a second chronograph of the German Imperial Navy and later the navy of the Weimar Republic
Case: steel, imperial eagle, marine number "3". Dial: silvered, up/down indication. Movm.: brass, chain/fusee, steel balance.
H.J. Kummer explained:
These clocks which are able to measure tertia are standard equipment for every observatory ... The instruments were usually delivered with a certificate by the national physico-technical institute... Most of them were used for military purposes."

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