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The ORBITAL MOON PHASE MECHANISM
DescriptionThe orbital moon phase mechanism on the back of a RICHARD LANGE PERPETUAL CALENDAR ”Terraluna“ consists of three different discs mounted above each other. Their rotation is driven by a highly complex movement – each with a speed rate of its own.More
The orbital moon phase mechanism on the back of a RICHARD LANGE PERPETUAL CALENDAR ”Terraluna“ consists of three different discs mounted above each other. Their rotation is driven by a highly complex movement – each with a speed rate of its own.
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