Papers reflect his work in the study and teaching of computer programming, computer systems for publishing, and mathematics.
Included are correspondence, notes, manuscripts, computer printouts, logbooks, proofs, and galleys pertaining to the computer
systems TeX, METAFONT, and Computer Modern; and to his books THE ART OF COMPUTER PROGRAMMING, COMPUTERS & TYPESETTING, CONCRETE
MATHEMATICS, THE STANFORD GRAPHBASE, DIGITAL TYPOGRAPHY, SELECTED PAPERS ON ANALYSIS OF ALGORITHMS, MMIXWARE : A RISC COMPUTER
FOR THE THIRD MILLENNIUM, and THINGS A COMPUTER SCIENTIST RARELY TALKS ABOUT.