(i) "Carmen Scholae"
(ii) Programmes of school concerts from Christmas 1922 to March 1925. Note especially 41 (programme of Chamber Music Concert given to Elementary School children, 13 June 1924) and 52 (programme of St. David's Day Eisteddfod, 1925)
(iii) Newspaper notices of the experiment (54-62)
(iv) Letters (in draft) written by Mr Griffith to Sir Walford Davies (63) and to the Secretary of the Board of Education (Welsh Department) (64) - in amplification of the project
(v) Organised arrangements for concerts, time-tables etc. (65-74, 79-80)
(vi) Interspersed are references to the Orchestra's demonstration at the Wembley Exhibition in 1924, congratulations from neighouring schools etc. (75-77). 78 is a breezy letter from a Llandudno seller of instruments.