Ancient Greek grammar Ancient Greek grammar Ancient Greek grammar is morphologically complex and preserves several features of Proto-Indo-European morphology. Nouns, adjectives, pronouns, articles, numerals and especially verbs are all highly inflected. Another complication of Greek grammar is that different Greek authors wrote in different dialects, all of which have slightly different grammatical forms (see Ancient Greek dialects). For example, the history of Herodotus and medical works of Hippocrates are written in Ionic, the poems of Sappho in Aeolic, and the odes of Pindar in Doric; the poems of Homer are written in a mixed dialect, mostly Ionic, with many archaic and poetic forms.
Ancient Greek coinage of ancient Greek coins are held by museums around the world, of which the collections of the British Museum, the American Numismatic Society, and the Danish National Museum are considered to be the finest. The American Numismatic Society collection comprises some 100,000 ancient Greek coins from many regions and mints, from Spain and North Africa to Afghanistan. To varying degrees, these coins are available for study by academics and researchers. There is also an active collector market for Greek coins. Several auction houses in Europe and the United States specialize in ancient coins (including Greek) and there is also a