Benjamin Smith Lyman (1835-1920) was an American geologist and mining engineer who worked for the Japanese government as a foreign expert in the 1870s. He is famous among linguists for an article about a set of Japanese morphophonemic alternations known as rendaku (sometimes translated as "sequential voicing"). Lyman published this article in 1894, several years after he returned to the United States, and it contains a version of what linguists today...