»Belthle & Leitz«, 1869
Serial no. 1070, signed on the arm
"C. Kellner's Nachfolg: Belthle & Leitz in Wetzlar".
A very rare and important early Leitz microscope.
In this year the company produced only 70 microscopes. Extraordinarily good condition.
Reserve: 1,900/US$ 2,660