1922 Ad Kelley Electrometric Titration Apparatus Outfit Arthur H. Thomas IEC1

This is an original 1922 black and white print ad for the Kelley Electrometric Titration Apparatus, a product by the Arthur H. Thomas Company in Philadelphia, Pennsylvania.

CONDITION

This 89+ year old Item is rated Very Fine +. Light aging throughout. Light wrinkling. No natural defects. Some moderate surface rub. No tears. No water damage. There is some bleed through visible on this this ad.

• Product Type: Original Print Ad; Black / White
• Grade: Very Fine +
• Dimensions: Approximately 7.75 x 11.25 inches; 20 x 29 cm
• Authentication: Serial-Numbered Certificate of Authenticity w/ Full Provenance
• Protection: Packaged in a custom archival sleeve with an acid-free black board (great for display, gift-giving, and preservation)

Keywords specific to this image: Vintage Advertising, Diagram, Scientific, Vanadium, Chromium, Leeds and Northrup, Engineering Research, Dr. G. L. Kelley, Chemistry, Ferrous Alloys, Zinc, Steel, H-Ion Concentrations, Pricing, Hydrogen Electrode, Hildebrand, Voltmeter, Single Contact Key, Conductivity Cell, Portable A. C. Galvanometer, Pricing, L. N. Wheatstone Bridge

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