Pliny’s huge Natural History encyclopedia in 37 books. 79AD, died at Vesuvius
Geography and ethnography
Anthropology and human physiology
Zoology, including mammals, snakes, marine animals, birds, insects
Botany, including agriculture, horticulture, especially of the vine and olive, medicine
Pharmacology, magic, water, aquatic life
Mining and mineralogy, especially as applied to life and art, work in gold and silver, statuary in bronze, art, modelling, sculpture in marble, precious stones and gems
Oh I’m going to have to go to that next, thank you. I went from library classification, to ancient encyclopedia classification — and yes, I think this will be next.