24 Antique Etched Blown Lab Glass Graduated Flasks in Metal CarrierI found these in Upstate New York, where I believe they have spent the past 120 years or so, as many of the flasks are etched with an "NY". Some of them also etched with a "K", which I think might indicate that they were very early creations of the Kimble Class Co. of Chicago, established in 1901 I believe, and which specialized in glass tubing and laboratory glass. The style of the graduated measures on their necks varies some among them, together