Ogham is an Early Medieval alphabet used primarily to write the early Irish language, and later the Old Irish language. It was also used much less frequently to record the Pictish language in what is
An inscription found in 1975 in Ratass Church, Tralee, County Kerry
Carving of ogham letters into a stone pillar – illustration by Stephen Reid (1873–1948), in: Myths & Legends of the Celtic Race by T. W. Rolleston (1857–1920), published 1911, p. 288
Fol. 170r of the Book of Ballymote (1390), the Auraicept na n-Éces explaining the ogham script
Mug with ogham letters: the four series (aicmi) of the 20 original letters and the five most important supplementary letters (forfeda)
Primitive Irish or Archaic Irish, also called Proto-Goidelic, is the oldest known form of the Goidelic languages, and the ancestor of all languages within this family.
Ogham
…Ogham (also ogam and ogom, OG-əm, Modern Irish: ; Middle Irish: ogum, ogom, later ogam ) 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). It was also used…
Ogham stone from Ratass Church, 6th century AD. It reads: [a]nm sillann maq vattillogg ('[in the] name of Sílán son of Fáithloga')
Folio of Auraicept na n-Éces contrasting Ogham and Latin scripts.