noosphe-re:Ogham (/ˈɒɡəm/ OG-əm,[4] Modern Irish: [ˈoː(ə)mˠ]; Old Irish: ogam [ˈɔɣamˠ]) is an Early
noosphe-re:Ogham (/ˈɒɡəm/ OG-əm,[4] Modern Irish: [ˈoː(ə)mˠ]; Old Irish: ogam [ˈɔɣamˠ]) is an Early Medieval alphabet used primarily to write the early Irish language (in the “orthodox” inscriptions, 4th to 6th centuries AD), and later the Old Irish language (scholastic ogham, 6th to 9th centuries). (via Wikipedia) -- source link