
The 'Royal' research microscope with mahogany case
1925-1940
1925-1940
1900-1930
1926
1926
1926
1926
1915-1950
190-1980
1963-1969
1900-1980
1880-1910
1900-1980
1905-1915
1926
1900-1980
1900-1980
circa 1911
1917-1927
1912-1914
1900-1980
1900-1980
1926-1936
1800-1899
circa 1923
1926
1926
1926
1926
1926
1900-1980
1918-1928
1657-1665 (original)
1657-1665 (original)
1942
1900-1980
1950