In the 1890s, bicycling was a cultural activity for the wealthy elite, with a bicycle costing about twenty weeks of a laborer's pay. And even if you were to somehow acquire one, you were most likely going to land face-first on the gravel roadway. There were strict cultural norms and bicyclists were painted as scofflaws in the media. Kittie Knox, a teenage Black girl, began making headlines in her hometown of Boston, showing up in homemade tailored...