Tipp-Ex errors" (German: "Tippfehler"). He subsequently founded a company of the same name. Shortly after that a "Tipp-Ex Sales & Distribution" company (Tipp-Ex Vertrieb GmbH & Co. KG) was founded in Frankfurt by Otto Carls. This company still exists under the name of Tipp-Ex GmbH & Co. KG close to Frankfurt. "Tipp-Ex" became a registered trademark with the German patent office in 1987. Earlier, in 1951, Bette Nesmith Graham invented the first correction fluid in her kitchen and began marketing the product in 1956 as "Mistake Out", later called Liquid Paper. Tipp-Ex GmbH only started to produce white correction fluid in
Michael Nesmith Radio Engine to the Photon Wing"). The concert tour ended at the Britt Festival in Oregon. A video and CD, both entitled "Live at the Britt Festival" were released capturing the 1992 concert. Nesmith continues to record and release his own music. His last album, "Rays", was released in 2006. In 2011, Nesmith returned to producing, working with blues singer/guitarist Carolyn Wonderland. Nesmith produced Wonderland's version of Robert Johnson's "I Believe I'll Dust My Broom" on her album "Peace Meal". Wonderland married writer-comedian A. Whitney Brown on March 4, 2011, in a ceremony officiated by Nesmith. In 2012, Nesmith briefly