Harry Traver References Harry Traver American inventor Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: roller coaster/ Expansion in the United States…noted inventors Frederick Church and Harry Traver. Riders of the Bobs traveled along 3,253 feet (991.5 metres) of track with 16 hills and 12 curves. Read More…noted inventors Frederick Church and Harry Traver. Riders of the Bobs traveled along 3,253 feet (991.5 metres) of track with 16 hills and 12 curves. Read More