The Royal Van Heurck Microscope
The Royal Van Heurck Microscope by W Watson & Sons with monocular tube and continental base, c1897, probably C model.
1 x Leitz Wetzlar eyepiece,1 x unmarked 8x eyepiece, three W Watson & Sons lenses all in their original brass screw top containers marked W Watson & Sons.
1 x 1/12 inch oil 1mm lens, 1 x parachromatic 1/6 inch lens, 1 x parachromatic 1 inch lens.
Original Mahogany box with lock, key and leather carry handle.
W Watson was founded in London in 1837, in 1868 it became W Watson & Son, in 1883 it became W Watson & Sons, in 1908 it became W Watson & Sons Ltd thus this is microscope is post 1883 and before 1908.