Chapter One of C Programming by Brian W. Kernighan and Dennis M. Ritchie gives a broad overview of the scope of the C language while leaving out most of the detailed descriptions. The chapter covers variables, control flow, looks, functions, arrays and Input/Output. For more detail see https://www.cc4e.com. This material is used under "fair use" so we can interpret this historical and scholarly work and place it in the context of the history of computing.