Complex sentence: Hayford and the MLA approached the National Endowment for the Humanities, which agreed to support the CEAA, but support for the Melville project came from the Office of Education.
Split into simpler sentences: Hayford and the MLA approached government agencies, such as the National Endowment for the Humanities to support the CEAA. In the end, support for the Melville project came from the Office of Education.