An Inquiry into the Requisite Cultivation and Present State of the Arts of Design in England.
London: Richard Phillips, 1806. The frontispiece engraved by Blake after Joshua Reynolds. The book has always been scarce (I sold my last copy in 1995 for $850) and this is the only example of the frontispiece available as a separate plate that I have seen. Bentley 474. Essick, William Blakes Commercial Book Illustrations, XLVIII.
(Item Id: 100895)