Influential English art critic and writer (1819–1900). ALS signed “J. Ruskin,” one page, 4.5 x 5.5, no date. In part: “The drawing (re-enclosed) is the best, by a good deal, which I have as yet seen done by any unassisted reader of that book of mine [… the artist] must have both great natural disposition for drawing, and singular resolution in practice.” The drawing mentioned in the letter, a mollusk shell, is included. Both the letter and sketch are affixed to remnants of a scrapbook page which bears several collector’s notations. A trimmed top edge, as well as some light toning from adhesive on reverse, otherwise fine condition. RR Auction COA.