Patent drawing of prototype Sholes & Glidden typewriter, 1868. Illustrator: Unknown Patent assignees: Christopher L. Sholes, Carlos Glidden, and J. W. Soule - Patented Case Files, 1836 - 1956; Records of the Patent and Trademark Office; Record Group 241; National Archives. (ARC Identifier: 595503) Drawing for a Typewriter, 06/23/1868. This is the printed patent drawing for a typewriter invented by Christopher L. Sholes, Carlos Glidden, and J. W. Soule. From the National Archives
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