A glass beaker with nice iridiscent patina.
Ref.:
22308
A glass beaker. High 11 cm. Diameter opening 6,5 cm. Diameter foot 6 cm. Maximal diameter 10 cm. The beaker has a pair of knobs, possibly for suspension. The beaker has a nice iridiscent patina. It was found in Rotterdam when the subway was under construction. It was probably made around 1800.