ABC-CLIO in 1969: ABC stands for American Bibliographical Center and CLIO Press is named after Clio, the muse of history from ancient Greek mythology. According to Boehm, he had always been interested in history so when he noticed that there were not many good historical abstracting services available, he started publishing the "Historical Abstracts". During the 1960s, a sister bibliographic and abstract publication on American history was added, "America: History and Life", which was considered an award-winning title. The company entered into digital publishing with electronic data in the 1960s and in 1975, it published its first online database called "DIALOG".
Ancient Greek phonology present in English or Modern Greek, such as a three-way distinction between voiced, voiceless, and aspirated stops (such as , as in English "bot, spot, pot"); a distinction between single and double consonants and short and long vowels in most positions in a word; and a word accent that involved pitch. Koine Greek, the variety of Greek used after the conquests of Alexander the Great in the fourth century BC, is sometimes included in Ancient Greek, but its pronunciation is described in Koine Greek phonology. For disagreements with the reconstruction given here, see below. Ancient Greek was a pluricentric language,