Ephraim Shay, American engineer, designed the Shay locomotive (b. 1839)
Ephraim Shay (July 17, 1839 – April 19, 1916) was an American merchant, entrepreneur and self-taught railroad engineer who worked in the state of Michigan. He designed the first Shay locomotive and patented the type. He licensed it for manufacture through what became known as Lima Locomotive Works in Ohio; from 1882 to 1892 some 300 locomotives of this type were sold.