>>24696163
Which grammar is? For the Trivium the grammar is Latin and Greek. I looked up your book and it's about English. Also grammar in the past was more of a philosophical subject, with stuff like what you see in picrel.
That's from this book: https://archive.org/details/logicorrightuseo00watt
Here's another old book:
https://en.m.wikipedia.org/wiki/Summa_Grammatica