The MetaLing Corpus is a historical corpus focused on the metalanguage of English linguistics from the 16th to the 18th century. It collects texts that describe, discuss, and conceptualise language before the emergence of linguistics as a formal academic discipline.
The corpus brings together a wide range of early modern texts that reflect how language was analysed, classified, and explained in grammatical, pedagogical, and… See the full description on the dataset page: https://huggingface.co/datasets/MirCCus/MetaLingCorpus.