The fonds consists of records relating to Charlesworth's tenure as secretary of the BCTF and member of the WFEA. His philosophy of education is related in his personal diary, drafts of addresses, and typescripts of two World Federation speeches, "The World Federation of Education Association: Its Past Work and Future Plans" and "Educational Frontiers of the New World."

Fonds documents the administrative, financial and publication activities of the LHA, including the production of the film "For Twenty Cents a Day"; the slide-sound programs "These Were the Reasons..."and "Strike", both about the history of union organizing in BC; and ten issues of the journal "Labour History". Records include meeting minutes, correspondence, financial records and related material pertaining to the activities of the LHA.