This post has been removed because its content may be incorporated into a forthcoming book by the author.
To find more articles by Jack Clemons, go here.
Information about Jack’s new book will be forthcoming.
Once I’d written a set of FORTRAN programs (yes,. paper and pencil) to model an array of Apollo reentry profiles, I sat down at a punched card machine and typed them in. This device was basically a desk with a built-in typewriter keyboard