1928 Article Cathode Ray Tube Speed Boat Coolidge Schenectady Thames Putney SI1

This is an original 1928 one-page article (one single-sided page) titled, "Super-Power Cathode Ray Tube," and "A Folding Speed Boat." The boat is seen floating up the Thames River in Putney, England. CONDITIONThis 83+ year old Item is rated Near Mint / Very Fine. Light aging throughout. Light wrinkling. No natural defects. No surface rub. No tears. No water damage. Product Type: Original Print Article; Black / White Grade: Near Mint / Very Fine Dimensions: Approximately 7.5 x 10.75 inches; 19 x 27 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: transportation, General Electric Company, Electrons, Chester Moore, L. E. Dempster, GESI1A7C28