Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Transportation Vehicles (hierarchy name)
5. vehicles (transportation)
6. watercraft
7. [watercraft by specific type]
8. [watercraft by method of propulsion]
9. mechanically powered watercraft
10. [mechanically powered watercraft by power plant]
11. internal combustion engine-powered watercraft
12. motorboats
13. speedboats

Anotations

Scope note:

Speedboats with a light hull and equipped with one or more marine engines. Built primarily between 1900-1910, the name "autoboat" originated in France, where the first high-speed motorboats had automobile engines.