Brass worksplate, Manning Wardle & Co
1920
1920
1919
1934
1920
circa 1920
2000-100 BCE
circa 1920
1955; 1830
1920
1920
1990-96
1920
1920
1930 (replica); 1834 (original)
circa 1920
circa 1920
circa 1919
1919
1903 (original); 1982 (model)
1772 (original); 1919 (model)
4000-2001 BCE
1934
1839 (original); circa 1988 (replica)
1801-1892 (prepared); 1946 (element replaced)
1830 (original); 1967 (model)
circa 1920
circa 1920
1953-4
1920
1919
1920
1919-1920
pre-1919
1970-1900
1920
1919-1920
1919
circa 1919
1920
1920
1919
1919
1920
1919
1970-1875
circa 1920; 1907
circa 1920
circa 1920
1920
30 CE