The dandy horse, an English nickname for what was first called a Laufmaschine (“running machine” in German), then a vélocipède or draisienne (in French and then English), and then a pedestrian curricle or hobby-horse, or swiftwalker, is a human-powered vehicle that, being the first means of transport to make use of the two-wheeler principle, is regarded as the forerunner of the bicycle.
indeed.
Freiherr Carl von Swag
MFW dandy horse