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This is an original 1922 black and white print ad for the Kelley electrometric titration apparatus that was sold by the Arthur H. Thomas Company of West Washington Square, Philadelphia, Pennsylvania (PA).
This 91+ year old Item is rated Very Fine ++. Light aging throughout. Light creasing. There is light bleedthrough on this piece from the verso.
Period Paper is pleased to present a collection of vintage advertisements from The Journal of Industrial & Engineering Chemistry that's sure to appeal to science nerds and factory machinery enthusiasts alike. To continue browsing this unique collection, simply click on the link provided beneath the condition paragraph. Enjoy!
Keywords specific to this image: Vintage Advertising, Chemistry, Laboratory, Equipment