In 1950 George Lindsay published his seminal work "An Aid to Timing". This quickly disappearing paper contains Lindsay's only description of the long cycle and its component multiple and basic cycles. These cycles explain how the models in Carlson's previous book "George Lindsay and the Art of Technical Analysis" are to be overlaid on the Dow Industrials index. The book also contains a chapter on Lindsay's 22 year Overlay, a review of Lindsay's standard...