[1688]. High breast wheel.
[1689]. Overshot wheel.
[1690]. Return overshot wheel.
[1691]. Internal feed re-action wheel.
[1692]. Sunk wheel, driven by air: may be used as a meter for gas or air.
[1693]. Current wheel, driven by tidal or river current.
[1694]. Flutter wheel, with high fall.
[1695]. Horizontal wheel.
[1696]. Re-action wheel, the oldest form of turbine.
[1697]. Engel’s diagonal wheel.