Typewriter the first major typewriter with these features. However, older "nonvisible" models continued in production to as late as 1915. A significant innovation was the shift key, introduced with the Remington No. 2 in 1878. This key physically "shifted" either the basket of typebars, in which case the typewriter is described as "basket shift", or the paper-holding carriage, in which case the typewriter is described as "carriage shift". Either mechanism caused a different portion of the typebar to come in contact with the ribbon/platen. The result is that each typebar could type two different characters, cutting the number of keys and
Typewriter in the Sky into the front rank of science fiction writers of the late 1940s." Writing in "Dream makers: The Uncommon Men and Women Who Write Science Fiction" (1983), Charles Platt called the book, "one of Hubbard's most well-known and playful pieces". The "St. James Encyclopedia of Popular Culture" (2000) described "Typewriter in the Sky" and "Fear" as Hubbard's "most famous stories" in the genre of science fiction. "The Houghton Mifflin Dictionary of Biography" (2003) in its biographical entry on L. Ron Hubbard characterized "Typewriter in the Sky" and "Slaves of Sleep" among classics in science fiction, as did "The Riverside Dictionary of