Boiling tube with ground glass neck
Beaker flask with spout
Vacuum filling assembly
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
Erlenmeyer conical flask
Flat bottomed flask
100ml flat bottom Florence flask
Flat bottomed florence flask
1910-1930
Laboratory glassware
Still head, De Koninck's type
Ground glass multiple adapter
1945-1965
Pear shaped flask
Thermometer, mercury, to 110°C in 10x1° increments with milk glass scale
Thermometer, mercury, -20° to 110°C in 10x1° increments with milk glass scale
Fractional distillation tube
Distillation flask with side tube at 90° to neck
Fractional distillation tube
Glass flask
Allihn condenser with eight internal bulbs
250ml tall 'Pyrex' beaker without spout
1922-1975
Glass flask
Beaker, 250ml tall 'Pyrex' beaker without spout
1922-1975
250ml tall 'Pyrex' beaker without spout
1922-1975
250ml tall 'Pyrex' beaker without spout
1922-1975
Still head with hand blown joints and cork on bent side arm
Beaker with spout
Beaker with spout
Beaker without spout
1922-1975
300ml Beaker without spout
1922-1975
Alembic head
Gas jar with foot and ground glass flange
Bredt's apparatus for distillation under reduced pressure
Beaker-flask
Bell jar
Glass flask
Fractional distillation tube
Glass flask
Glass flask
Glass flask
Round bottom boiling flask.
Glass flask
Glass flask
Acid dropping funnel
Round bottom Pyrex boiling flask
Round bottom flask.
round bottom flask
1915-1959
