Brass
Microscope »Engelbert u. Hensoldt, Wetzlar«, before 1870
Serial number 135, height 11 ½ in. Very
rare manufacturer. Engelbert & Hensoldt were the founders of the
optical industry in Wetzlar even before C. Kellner!
Estimate: € 4,000/6,000
US$ 4,800/7,200
Reserve: € 3,500/US$ 4,200
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