Flask
1880-1950
Glass flask containing urine
1865-1877
Copy of Pasteur's flask used in his experiments on spontaneous generation, France, 1888-1927
1888-1927
Round bottomed flask which once contained uranyl nitrate solution
Laboratory Flask
circa 1820
Glass flask; glass stopper; brass capped
1761
Glass flask with wooden base on brass pillar
1800-1899
Gas flask
Spherical glass flask lacking neck
Thermos flask
Gas exploding flask of thick glass with stopper
1800-1820
Glass flask
Flat bottomed round flask with long neck and lip
1922-1975
Two-neck round bottomed flask
Round flask with flat bottom
Spherical silvered flask with draining tube
1900-1982
Glass flask with spout
Glass flask
Alabastron with narrow neck and three loop handles
1500-1000 BCE
Small cylindrical alabastron or oil bottle
500-350
Cylindrical alabastron or oil bottle
600-300 BCE
Round bottom flask
1926-1954
Round bottom flask
1926-1956
Unexhausted unsilvered flask
1900-1982
Parting flask for assaying, associated with M. Berthelot
Uranyl nitrate solution in glass flask, 1905.
1905
Beaker flask by Moncrieff, Scotland, 250mls.
2 litre round bottom pyrex flask.
1922-1975
2 litre round bottomed flask
1910-1930
Flat bottomed flask with long neck
Round bottom flask
Earthenware flask
1580-1350 BCE
Flat bottomed flask with a thick flat ground glass lip
Flat bottomed flask.
1900-1930
Flat bottomed flask with stained fibrous material in neck
1919-1930
Flat bottomed florence flask
1910-1930
Flask with two ground glass openings directly opposite each other
250ml Volumetric flask with 14/15 ground glass neck
110ml Sugar flask with two graduations
100ml Extraction flask
Glass flask
1922-1975
100ml Volumetric flask with ground glass neck
50ml single graduation volumetric flask
Grade 'B' 20ml volumetric flask.
25ml volumetric flask.
1950-1965
50ml single graduation volumetric flask
50ml single graduation volumetric flask
50ml single graduation volumetric flask
Grade B 20ml volumetric flask,
