Here you will find everything we know about the origins of the mono-tube steam generator and the stories of earlier mono-tube powered launches.

Historical Introduction - The Herreshoff Connection

Historical Hobby Boating - 1879 Steam Canoe Nina

                                        - The 1908 Steam Canoe project

Early Modern Hobby Boating - The Sirius 6 Steam Canoe Project

Back issues of Funnel magazine - Montube Boiler articles (summaries)