CHAIN OF INCIDENTS
  1. when one speaks of a chain of incidents, one means usually a chain of locks or a chain of engrams or a chain of secondaries which have similar content. (SOS, Bk. 2, p. 194)
  2. a whole adventure or activity related by the same subject, general location or people, understood to take place in a long time period, weeks, months, years or even billions or trillions of years. (HCOB 15 May 63)
    See also CHAIN.