Source: Did the Victorians have faster reactions? – Mind Hacks, by Tom Stafford
RE: Woodley, M. A, te Nijenhuis, J., & Murphy, R. (2015). The Victorians were still faster than us. Commentary: Factors influencing the latency of simple reaction time. Frontiers in human neuroscience, 9, 452.
measurements of “simple reaction times” (SRTs)