What does the 1889 inclusion of a speedometer by Karl Benz represent in the history of instrumentation?

Answer

An early experimental application of speed measurement in a vehicle

Karl Benz, a pioneer of automotive design, incorporated a speedometer into one of his vehicles as early as 1889. This should not be confused with the later standardized, mass-produced instruments. It serves as an example of the early efforts by engineers to quantify speed in the very early days of motor transport. These initial iterations were often specialized additions or novelties rather than the integrated, robust components found in later production vehicles, illustrating that the desire to measure speed existed alongside the earliest development of the internal combustion engine.

What does the 1889 inclusion of a speedometer by Karl Benz represent in the history of instrumentation?
inventionCarAutomobilespeedometer