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Erlenmeyer (conical) flask, 500mL

Erlenmeyer (conical) flask, 500mL

1922-1975
Claisen distillation flask, 250mL

Claisen distillation flask, 250mL

1922-1975
Round bottom Pyrex boiling flask

Round bottom Pyrex boiling flask

Glass flask

Glass flask

Volumetric flask

Volumetric flask

250 ml Round bottomed flask with a B24 Quickfit joint

250 ml Round bottomed flask with a B24 Quickfit joint

Round bottomed flask with B24 Quickfit joint

Round bottomed flask with B24 Quickfit joint

50ml single graduation volumetric flask

50ml single graduation volumetric flask

Round bottom flask, long neck, 200mL

Round bottom flask, long neck, 200mL

1922-1975
Stoppered glass flask marked L1000 grains ten 60

Stoppered glass flask marked L1000 grains ten 60

1839-1844
Glass flask

Glass flask

1920-1940
Flat bottom flask, 300mL

Flat bottom flask, 300mL

1922-1975
Glass flask of double rack type vacuum pump by a London workshop

Glass flask of double rack type vacuum pump by a London workshop

Round bottomed distillation flask with side arm

Round bottomed distillation flask with side arm

Flat bottom flask, 300mL

Flat bottom flask, 300mL

1922-1975
Round flask with flat base and B24 Quickfit joint

Round flask with flat base and B24 Quickfit joint

Pyrex Round Bottomed Flask, 1895-1935

Pyrex Round Bottomed Flask, 1895-1935

1895-1935
Round bottom flask, 500mL

Round bottom flask, 500mL

Flat bottom flask, 300mL

Flat bottom flask, 300mL

1922-1975
Round bottom boiling flask.

Round bottom boiling flask.

Flat bottomed B24 Quickfit round flask

Flat bottomed B24 Quickfit round flask

glass flask with long curved spout

glass flask with long curved spout

Glass flask, 250ml volumetric flask with ground glass neck. Maker and date of manufacture unknown, made in England. The object has the following descending brown markings: "Vuline"? in white on a brown rectangular background; an unclear UK Pat number; "Made in England"; "BS1792"; "In 20C"; "100ml A"; "Tol ±0.08", and "12/14" on the reverse.

250ml volumetric flask with ground glass neck

unknown
Glass flask, 5ml volumetric flask with plastic stopper made by H.J.Elliott Ltd., Treforest, Glamorgan, Wales, UK, date of manufacture unknown. The object has a ground glass neck, a yellow plastic stopper and is inscribed in brown lettering around the base with the wording ' 5cm3 B.S.1792 E-MIL IN 20oC B'

5ml volumetric flask with plastic stopper

unknown
Glass flask, round bottom, two neck flask (ground glass centre neck and one angled ground glass side neck), made by Laboratory Glassware Manufacturers Ltd, Beckenham, Kent, England, 1934-1980. The object has 'L G M' and the socket sizes 'B24' and 'B19' stamped on the necks of the flask in blue.

Round bottom, two neck flask (ground glass centre neck and one angled ground glass side neck)

1934-1980
Glass flask, 25ml Pyrex Erlenmeyer flask, made by James A Jobling & Co Ltd., Sunderland, England, 1922-1975. The flask has 'PYREX MADE IN ENGLAND' written in white adjacent to a square marking area. It is graduated with an approximate volume at 25ml.

25 ml Erlenmeyer flask

1922-1975
Glass flask, round bottom, 250mL, welted mouth, made by James A Jobling & Co Ltd., Wear Glass Works, Millfield, Sunderland, England, date 1922-1975. Object has, near the mouth, a circular trademark in green with "PYREX" at the top, "MADE IN ENGLAND" at the bottom and the "JP" monogram at both sides. Below the circular trademark is the capacity “250 ML”, also in green.

Round bottom flask, 250mL

1922-1975
Glass flask, distillation flask with side-arm, 250mL, made by James A Jobling & Co Ltd., Wear Glass Works, Millfield, Sunderland, England, date 1922-1975. Object has, near the mouth, a circular trademark in green with "PYREX" at the top, "MADE IN ENGLAND" at the bottom and the "JP" monogram at both sides. Below the trademark is the inscription (in green) "BSS 571", contained within a green circle.. The end of the sloping side-arm is bent downwards to be parallel with neck of flask.

Distillation flask with side-arm, 250mL

1922-1975
Glass flask, conical with ground glass socket, made by Quickfit and Quartz Ltd., Stone, Staffordshire, England, date 1934-2000. Object has the socket size "B19/26" on the neck in blue, the "Double Q" trademark, graduation lines and the capacity "50ml" on the body.

Glass flask with ground glass socket

1934-2000
Glass flask, round bottom short neck 1 litre flask made by Quickfit & Quartz Ltd., Stone, Staffordshire, England, 1975-2000. The object has the Quickfit trade mark stamped in white and the socket size "34/35" stamped in blue, with packaging assumed to be original marked with number FR1L 5S

Quickfit round bottom short neck 1 litre flask

1975-2000
Glass flask, five round bottom flasks with 29/32 ground glass sockets, made by Quickfit and Quartz Ltd., Stone, Staffordshire, England, UK, in original box. All flasks have the socket size 29/32 in blue and the Quickfit "Double Q" trademark on the neck. All flasks have the "double Q" trademark, "MADE IN ENGLAND", "500ml" and a white writing area on the body.

Glass flask, Quickfit round bottom 500mL

1934-2000
Laboratory glassware, 100ml Kjeldahl flask in cardboard packaging, made by Quickfit and Quartz Ltd, Stone, Staffs, England, 1934-1962. The packaging bears a pale blue label with a white double Q trademark and shows the (incomplete) part number "FK100/3" and "2WA/CD/W4".

100ml Kjeldahl flask

1934-1962
Glass flask, 500ml volumetric flask with ground glass joint, made by W.G. Flaig & Sons Ltd., Margate Road, Broadstairs, Kent, 1935-1986. The object is inscribed, in descending order on the object, with "16/16", "EXELO", "Permago"? (unclear), "IN 500", "20oC B B.S.?" (unclear). There is a single graduation mark lower on the neck.

500ml Volumetric flask

1935-1986
Glass flask, 500ml volumetric flask made by H.J.Elliott Ltd., E-MIL works, Treforest, Glamorgan, Wales, UK, date of manufacture unknown. The flask has a ground glass neck and has the E-MIL trade mark printed in brown with the wording 'E-MIL Gt Britain Gold Line, 500ml in 20oC, B.S, 1792 B' around the base of the flask and also some handwritten marking in red at the neck of the flask.

500ml volumetric flask

unknown
Glass flask, Erlenmeyer (conical), made by James A Jobling & Co Ltd., Wear Glass Works, Millfield, Sunderland, England, 1922-1975.. The object has the inscriptions "PYREX" and "MADE IN ENGLAND" inside two concentric circles, "750ml" and a circular, white writing area.

Erlenmeyer (conical) flask, 750mL

1922-1975
Glass flask, Erlenmeyer (conical) flask 50mL, made by James A Jobling & Co Ltd, Glass Works, Millfield, Sunderland, England, 1922-1975. Object has the inscriptions "PYREX", "Made in England", "Approx vols" "50mL", "20mL" and graduation marks.

Erlenmeyer conical flask, 50mL

1922-1975
glass flask, 100ml pyrex conical (Erlenmeyer) flask with ground glass neck (joint size B19), made by Laboratory Glassware Manufacturers Ltd., Beckenham, Kent, England, date unknown. The object has the trade mark 'PYREX' printed in white above the words 'MADE IN ENGLAND' and a square white marking spot and has 'approximate volumes' '50' '75' and '100' also marked in white on the body of the flask. The object has the manufacturers trade mark 'LGM' and 'B19' stamped in blue on the neck of the flask.

100ml conical (Erlenmeyer) flask with ground glass neck

unknown
Laboratory glassware, 200 mL conical flask holding a custom made stopcock and tube arrangement. Conical flask made by James A Jobling & Co Ltd., Wear Glass Works, Millfield, Sunderland, England, date 1922-1975. The flask has, near the mouth, a circular trademark in green with "PYREX" at the top, "MADE IN ENGLAND" at the bottom and the "JP" monogram at both sides. Below the circular trademark is the capacity “200 ML”, also in green. In the mouth of the flask sits a custom made tube with a ground glass cup at the top, leading down to a two-way stopcock and then into a tube. Just below the ground glass cup there is what appears to be a capilliary valve. The tube leading away from the stopcock is enclosed in a glass surrounding that could be evacuated, although the evacuation tube is broken.

Stopcock and evacuation tube

Glass flask, 350ml Quickfit conical (Erlenmeyer) flask with ground glass neck (socket size 24/29), made by Quickfit & Quartz Ltd., Stone, Staffordshire, England, 1934-2000. The object has, on the body, the Quickfit trademark in white with "350ml" written underneath and a rectangular white writing area which has become slightly yellowed.

350ml Quickfit conical (Erlenmeyer) flask with ground glass neck

1934-2000
Glass flask, 500ml volumetric flask with glass stopper, made by H. J. Elliott Ltd. in E-MIL works, Treforest, Glamorgan, Wales, UK, date of manufacture unknown. “E-MIL”, “Gt. Britain” and “GOLD LINE” inscribed in orange. “500”, “cm3”, “IN 20°C”, “B.S. 1792” and “B” also inscribed in orange.

500ml volumetric flask

unknown
Flask, flat bottom, 50mL, made by Chance Brothers Ltd., Spon Lane, Smethwick, West Midlands, England, date unknown. Object has the manufacturer's mark "CHANCE", "HYSIL", "BRITISH MADE" and capacity "500 ml" on body.

Flat bottom flask, 500mL

Glass flask, flat bottom, made by James A Jobling & Co Ltd., in Wear Glass Works, Millfield, Sunderland, England, date 1922-1975. Object has, near the mouth, a circular trademark with "PYREX" at the top, "MADE IN ENGLAND" at the bottom and the "JP" monogram at both sides. On the neck and below the circular trademark there is a white writing disc.

Flat bottom flask

1922-1975
Glass flask, flat bottom, 1L, made by James A Jobling & Co Ltd., Wear Glass Works, Millfield, Sunderland, England, date 1922-1975. Object has, near the mouth, a circular trademark with " 'PYREX' " at the top, "MADE IN ENGLAND" at the bottom and "1L" below the trademark.

Flatt bottom flask, 1L

1922-1975
Glass flask, 500ml Quickfit medium neck round bottom flask, made by Quickfit & Quartz Ltd, Stone, Staffordshire, England, 1934-2000. The object has the Quickfit trade mark stamped in white on the neck of the flask with '500ml' written above a rectangular marking area. The socket size 'B24' is stamped in blue on the ground glass neck.

500ml Quickfit medium neck round bottom flask

1934-2000
Glass flask, 1000ml volumetric flask made by H.J.Elliott Ltd., E-MIL works, Treforest, Glamorgan, Wales, UK, date of manufacture unknown. The flask has a ground glass neck and has the E-MIL trade mark printed in brown with the wording 'E-MIL Gt Britain Gold Line, 1000ml in 20oC, B.S, 1792 B' around the base of the flask.

1000ml E-MIL volumetric flask

unknown
Glass flask, 250ml volumetric flask with ground glass neck. Maker and date of manufacture unknown, made in England. The object has the following descending brown markings: "Vuline"? in white on a brown rectangular background; an unclear UK Pat number; "Made in England"; "BS1792"; "In 20C"; "100ml A"; "Tol ±0.08", and "12/14" on the reverse.

250ml volumetric flask with ground glass neck

unknown
Glass flask, round bottom flask with short ground glass neck in what is assumed to be its original packaging. maker, place and date of manufacture unknown.

round bottom flask with short ground glass neck

unknown
Glass flask, erlenmeyer (conical), made by VEB Werk für Technisches Glas, Ilmenau, German Democratic Republic, 1969-1990. The object has the inscriptions "RASOTHERM", "500ml" and "MADE IN GDR" inside a white lined square; a white square writing box; the company logo contained within a box and graduation lines at 50mL intervals from 200mL to 500mL.

Erlenmeyer (conical) flask, 500mL

1969-1990
Glass flask, Quickfit 100ml conical (Erlenmeyer) flask with rolled flange neck (B24/29), made by Quickfit & Quartz Ltd., Stone, Staffordshire, England, 1934-2000. The object has the 'Quickfit' trade mark stamped on the side of the flask in white above a rectangular white marking spot and '24/29' stamped in blue on the neck.

Quickfit 100ml conical (Erlenmeyer) flask with rolled flange neck (B24/29)

1934-2000
Glass flask, 250ml Erlenmeyer flask with B24 ground glass neck, made by Quickfit and Quartz Ltd, Stone, Staffs, England, date of manufacture 1934-2000. The object bears the Quickfit double Q trademark with "250ml" and a white rectangle below.

250ml Erlenmeyer flask with B24 ground glass neck

1934-2000