Key Hole

Key Hole (KH) is the designation for a series of American optical reconnaissance satellites:

  • KH-1 Corona
  • KH-2 Corona
  • KH-3 Corona
  • KH-4 Corona
  • KH-5 Argon
  • KH-6 Lanyard
  • KH-7 Gambit
  • KH-8 Gambit 3
  • KH-9 Hexagon/Big Bird
  • KH-10 Dorian/Manned Orbiting Laboratory
  • KH-11 Crystal/Kennan
  • KH-12 Improved Crystal/Ikon/Advanced Kennan
  • KH-13 (unofficial designation, sometimes applied to Enhanced Imaging System or Misty)
This article includes a list of related items that share the same name (or similar names).
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Famous quotes containing the words key and/or hole:

    “Woe unto you, lawyers! for ye have taken away the key of knowledge: ye entered not in yourselves, and them that were entering in ye hindered.”
    —Bible: New Testament Jesus, in Luke, 11:52.

    “Give a beggar a dime and he’ll bless you. Give him a dollar and he’ll curse you for witholding the rest of your fortune. Poverty is a bag with a hole at the bottom.”
    —Anzia Yezierska (c. 1881–1970)