That pair was Albert Michelson, of the Case School of Applied Science, and Edward Morley, of Western Reserve University, who devised an experiment we now call the Michelson-Morley experiment at a ...

THIS investigation was undertaken with the view of making a more accurate test than had hitherto been obtained, and may be divided into three parts as follows: ...

[3] The concept of a mechanical system for measuring the one-way speed of light.