Plate from Christian Gottlieb Hertel’s Völlstandige Anweisung zum Glass-Schleiffen – £4200 at Flints.
A sale of photographica and scientific instruments held at Reading’s Madejski Stadium included a rare work in the history of the microscope.
Containing an allegorical frontispiece that includes cherubs with a box microscope, as well as 20 other folding plates, Christian Gottlieb Hertel’s Völlstandige Anweisung zum Glass-Schleiffen of c.1716 made £4200 in the Flints (20% buyer’s premium) auction on April 26.