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
A. Clyde Roller Roller and Arthur Fiedler swapped conducting roles on occasion as well, with Fiedler leading the Amarillo Symphony and Roller conducting the Boston Pops Orchestra. Returning to Eastman in 1963, he was ensembles professor at Eastman. For Mercury Records in 1963, he conducted the Eastman Wind Ensemble in Vittorio Giannini's Symphony No. 3 and Alan Hovhaness's Symphony No. 4. Roller served in similar positions at the University of Houston, University of Texas at Austin (from which he retired in 1979), Southern Methodist University, University of Wisconsin–Madison, and Michigan. He was a conductor and faculty member, teaching oboe, at the Interlochen Center