Department of Physics and
Astronomy, Dartmouth College, Hanover, NH 03755 and
Department of Astronomy,
University of Cape Town, Rondebosch 7700, South Africa
The cataclysmic variables,
comprising the classical novae, dwarf novae, and nova-like variables, provide
the amateur variable star observer with the greatest opportunities for
important and indispensable contributions to the current progress of astronomy.