GLASHUTTER LANGE - UHREN Dates of Manufacture Between 1845 and 1945, approximately 90,000 LANGE watches were produced in addition to the "B" watches and chronometers. The following is a copy of the factory list of serial numbers and the years during which those serial numbers were manufactured. During the first years of production, the factory serial number does not necessarily correspond with the casing numbers.
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source: http://www.terrigal.net.au/~bparker/ |