Microscope in wooden case, Germany (Berlin), 2nd half of 19th century, brass instrument with various lenses. In the lid a printed paper etuette, on it inscribed ''J. Amuel, Nachfg. W. Teschner, manufacturer of optical, mechanical and agricultural instruments, Berlin, Friedrichs, Straße No 180 (...)''. Rectangular box made of mahogany with hinged lid, lock without key, 10 x 22 x 13 cm.