Written by Paul Rotar, this document traces the evolution of supercomputing at NCAR, highlights the contributions made to the support of science by the Scientific Computing Division (SCD), and provides a historical perspective of SCD's activities. During his thirty-one year tenure Paul occupied s... Show moreWritten by Paul Rotar, this document traces the evolution of supercomputing at NCAR, highlights the contributions made to the support of science by the Scientific Computing Division (SCD), and provides a historical perspective of SCD's activities. During his thirty-one year tenure Paul occupied several high-level positions in SCD, most notably as head of the Systems Section. Some typos and grammar in the original have been corrected, punctuation added for clarity, and editing done for completeness by Fred Clare in March, 2009. Show less