author
Best known for revising and enlarging The Modern Packing House, he helped shape a practical early-20th-century guide to meatpacking operations and industrial methods. His work sits at the crossroads of food production, engineering, and business history.

by David I. Davis, F. W. (Fred William) Wilder
David I. Davis is credited as the editor and reviser of The Modern Packing House, a detailed industry manual first published in Chicago in 1903. Project Gutenberg identifies him as David I. Davis, expanded as David Isaac Davis, and notes that the book was a new edition revised, amplified, and enlarged by him.
Rather than being known primarily as a novelist or literary figure, Davis appears in the historical record through this technical work. The book focuses on the design, equipment, and operation of meatpacking plants, along with the commercial use of by-products, which suggests that his contribution was grounded in practical industrial knowledge.
Reliable biographical information about his personal life is limited in the sources I could confirm here, so it is safest to remember him as a specialist editor and technical author associated with one substantial work in the history of American food processing.