Esperanto (the Universal Language): The Student's Complete Text Book Containing Full Grammar, Exercises, Conversations, Commercial Letters, and Two Vocabularies
In compiling a book to meet this demand my chief desire and aim has been to prepare a Gram mar, which, while being complete in all its parts and containing everything that is necessary for a sound knowledge of the language, should be brief, clear, full, but not redundant.
As this was one of the very first books about Esperanto printed in English, this provided an interesting insight into the origins and intentions of Esperanto at the time it was developed.