Sholes and Glidden typewriter seeking to diversify, Remington further refined the typewriter before finally placing it on the market on July 1, 1874. During its development, the typewriter evolved from a crude curiosity into a practical device, the basic form of which became the industry standard. The machine incorporated elements which became fundamental to typewriter design, including a cylindrical platen and a four-rowed QWERTY keyboard. Several design deficiencies remained, however. The Sholes and Glidden could print only upper-case letters—an issue remedied in its successor, the Remington No. 2—and was a "blind writer", meaning the typist could not see what was being written as it
Typewriter in the Sky inexpertly carried out". "The New York Times" reviewer Villiers Gerson found "Typewriter" to be "an ironic and jaunty adventure story." Damon Knight gave the book a mixed review, commenting, "The problem [of how de Wolf can 'change the story and avert his doom'] is a tough one, and Hubbard does not so much solve it as slide around it... This weakness is more than compensated for by the ending of the story itself – Three immortal lines". In a 1988 article for the "Journal of the Fantastic in the Arts", Harlan Ellison called the work "great pulp fiction I can