- Titles Erasmus Darwin (1731-1802), English Physician (Descriptive)
- Artist Wedgwood, England, est. 1759@Attributed to modeler, William Hackwood, British, 1757 - 1839
- Medium white wax
- Dimensions backing: 4 7/8 × 4 1/8 in. (12.4 × 10.5 cm) wax: 3 × 3 1/8 × 1/2 in. (7.6 × 7.9 × 1.3 cm)
- Credit Line Collection of the Art Fund, Inc. at the Birmingham Museum of Art; The Buten Wedgwood Collection, gift through the Wedgwood Society of New York, AFI.4500.2008
- Work Type portrait medallion
- Classification Medals
- Signature Unsigned
- Marks None
- Inscription On the reverse the name Samuel Johnson (erroneously) and the number 145.
- Provenance Harry Buten (1904-1971) and Nettie Buten (1902-1998), Merion, Pennsylvania; by descent to their children Max, David, Iris and Beatrice Buten; gift to the Art Fund, Inc. at the Birmingham Museum of Art, Alabama, 2008