Letter opener with calendar and map, 1893-1894
1893-4
1893-4
2000-100 BCE
1934
1872 (original); 1909 (model)
1955; 1830
1893
1775-1799 (original); 1900-1907 (model)
1990-96
1893
1772 (original); 1919 (model)
1801-1840 (original); 1901 (model)
4000-2001 BCE
1705-1737
1934
1801-1892 (prepared); 1946 (element replaced)
1930 (replica); 1834 (original)
1830 (original); 1967 (model)
1893
circa 1893
circa 1893
circa 1893
circa 1893
1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893
circa 1893