Robert Thyer (1709–1781), Chetham's Librarian

Robert Thyer was librarian of Chetham's Library in Manchester from 1737 until his death in 1781, making him custodian of what is now the oldest surviving public library in the English-speaking world. George Romney's 1800 portrait, painted nearly two decades after Thyer's death, was presumably made from an earlier likeness rather than from life — a posthumous memorial commission rather than a sitting portrait. Chetham's Library, founded in 1653, held an extraordinary collection of manuscripts and printed books, and Thyer was its longest-serving librarian, spending over four decades in the role. He edited works by Samuel Butler and corresponded with major literary figures of his day. Romney's commemoration of this scholar-librarian reflects the library's self-consciousness as an institution of cultural significance. The posthumous date of the portrait makes it an interesting case of institutional memory-making rather than straightforward portraiture.

The posthumous nature of the commission inevitably affects the portrait's character — Romney would have worked from an earlier image rather than from the living subject, which may account for a slightly more formal, less psychologically immediate quality than his direct observation portraits. The composition follows standard conventions for learned male subjects: dark dress, neutral background, emphasis on the face as the seat of intellectual identity.