Vintage laboratory bottle with glass stopper. 700 ml volume. Approx 9 1/2" tall. Base is marked K643 24 UGB although difficult to get accurate / clear photo. UGB refers to United Glass Bottle manufacturers who were active between 1913 to 1968. The K is for the Kinghorn factory in Scotland who started production in 1938. Good condition for age, with no chips or cracks. Minor scuff marks.
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