In the early days, the speed limit was indeed walking pace - often with a person...

		HPsquared 8 months ago \| parent \| context \| favorite \| on: Did California's fast food minimum wage reduce emp... In the early days, the speed limit was indeed walking pace - often with a person needing to walk in front waving a flag! https://en.wikipedia.org/wiki/Locomotive_Acts#Locomotives_Ac...