Reproduction in wood, Dr Joseph Black
1809
1809
circa 1805
1808
circa 1800
1808
1893-4
1810-1817
1812
1806
1815
1807
2000-100 BCE
1815
1863-7
1820
1815
1802
1805
1801-1823
1813
circa 1810
1807
1809
1990-96
1813
1808
1800-1818
1800-1818
1800-1818
1824
1821
1821
1805-1815
circa 1808
1804-1807
circa 1800
1805
1806
1815
1705-1737
1811-1812
mid-1800s
1824
1801
1809
1820
1772 (original); 1919 (model)
1819
1775-1799 (original); 1900-1907 (model)
1821