Original Tachometer by Dr. Th. Horn – Leipzig, Germany (1920s)
Original Tachometer by Dr. Th. Horn – Leipzig, Germany (1920s)
This rare and original tachometer was manufactured in Leipzig, Germany, by Dr. Th. Horn in the 1920s. It is a precision instrument designed to measure revolutions per minute (RPM) of various machines, devices, and motors. The tachometer is in excellent work..