four-row keyboard
51Led Zeppelin — For other uses, see Led Zeppelin (disambiguation). Led Zeppelin …
52Pipe organ — This article is about organs that produce sound by driving wind through pipes. For an overview of related instruments, see Organ (music). The pipe organ in Saint Germain l Auxerrois, Paris[1] The pipe organ is a musical instrument …
53X Window System core protocol — The X Window System logo The X Window System core protocol[1][2][3] is the base protocol of the X Windo …
54Macintosh — This article is about Apple personal computers. For other uses, see McIntosh. The original Macintosh, the first commercially successful personal computer to use a graphical user interface, rather than a command line …
55Farfisa — is a manufacturer of electronics based in Italy. The Farfisa brand name is commonly associated with a series of compact electronic organ, and later, a series of multi timbral synthesizer. At the height of their production Farfisa operated 3… …
56Arrow keys — Cursor movement keys or arrow keys are buttons on a computer keyboard that are either programmed or designated to move the cursor in a specified direction.[1] The term cursor movement key is distinct from arrow key in that the former term may… …
57Yiddish orthography — The Yiddish language is written using Hebrew script as the basis of a full vocalic alphabet. This adaptation uses letters that are silent or glottal stops in Hebrew, as vowels in Yiddish. Other letters that can serve as both vowels and consonants …
58Music of Dance Dance Revolution Extreme — The music of Dance Dance Revolution Extreme is a greatest hits of sorts across the Dance Dance Revolution series as well as the entire Bemani franchise. The 240 song soundtrack is composed largely of Konami Originals, in house music written and… …
59Gateway AnyKey — The Gateway AnyKey is a programmable PC keyboard that was sold with desktop computers from the Gateway 2000 company roughly from 1990 to 1995. It was manufactured in at least five known versions and incarnations by Tucson, Arizona based Maxi… …
60Mac OS X Tiger — Mac OS X v10.4 Tiger Part of the Mac OS X family …
