Water Flow -- See Hydraulics Here are entered works on the technical application of hydrodynamics. Works on the theory of the motion of fluids are entered under Hydrodynamics.
Water Fowl -- See Waterfowl Here are entered works on swimming gamebirds such as coots, ducks and geese. Scientific works on ducks, geese and swans as a family are entered under Anatidae. Works on aquatic birds in general, including sea birds, shore birds and waterfowl, are entered under Water birds.