Career
He authored a self-published book on the Esperanto movement, The Esperanto Book, which is available online. He also created the websites Esperanto Access (Esperanto pages for English speakers) and Literaturo en Esperanto, an extensive index of online Esperanto literature. In 2007, the annual ELNA translation contest was renamed in his honor the Harlow Prize (or Premio Harlow).
lieutenant was established to celebrate and promote the translation of American literature into Esperanto.