I highly recommend "Silver Spoon". Published in 1950s - about 2000 recipes - Indexed thoroughly - I use it both for its recipes and also for its heft as a doorstop.
https://en.wikipedia.org/wiki/Il_cucchiaio_d%27argento
https://www.phaidon.com/store/food-cook/the-silver-spoon-978...
https://www.npr.org/transcripts/5006077 (The translation into English was a small miracle)