An obituary of Sir Isaac Holden, Bart., who died in August 1897 at age 90, published in the journal Engineering. It traces his rise from a Renfrewshire miner's son and teacher to bookkeeper, manager and partner in a woollen firm, and describes his work on mechanical wool-combing. It explains hand combing, the competing inventions of Heilmann, Lister, Donisthorpe and Holden, Holden's square-motion comb patented in 1848, and the mills at Bradford, St. Denis, Rheims and Croix, closing with brief notes on his business and later life.