Greek alphabet from which the later standard Greek alphabet emerged. Athens used a local form of the "light blue" alphabet type until the end of the fifth century BC, which lacked the letters Ξ and Ψ as well as the vowel symbols Η and Ω. In the Old Attic alphabet, stood for and for . was used for all three sounds (correspondinɡ to classical respectively), and was used for all of (corresponding to classical respectively). The letter (heta) was used for the consonant . Some variant local letter forms were also characteristic of Athenian writing, some of which were shared with the
Violent Gang and Terrorist Organization File Violent Gang and Terrorist Organization File The NCIC Violent Gang and Terrorist Organization File (VGTOF) was designed to provide identifying information about violent criminal gangs and terrorist organizations and their members to a wide variety of law enforcement personnel. This information warns law enforcement officers of the potential danger posed by violent individuals and to promote the exchange of information about these organizations and members to facilitate criminal investigations. The Violent Gang and Terrorist Organization File was implemented in December 1994. It is run by the National Criminal Information Center (NCIC). When the Terrorist Screening Center (TSC) became operational on