What's a good book you've read and would recommend that is > 50 years old?

Founder https://axflow.dev // creator of the https://blockchainsmokers.xyz // nf.td/nicho

So many books - so little time - what kind of books are you looking for

creating and destroying; built flying cars & autonomous vehicles, now building /faust, more here: /july, web: july.rocks

I also love Adrian Goldsworthy Books:
- In the name of Rome
- Augustus: First Emperor of Rome
- Caesar: Life of a Colossus
- The Fall of Carthage
- Philip and Alexander
- Pax Romana
- How Rome Fell

If you like Tom Holland:
- In the Shadow of the Sword: The Birth of Islam and the Rise of the Global Arab Empire (was great)
- Millenium The end of the world and forging christendom
- Rubicon
- Persian Fire
- Dynasty

Other random books:
- Martin Luther (Eric Metaxas)
- Arabs (Tim Mackintosh-Smith) 
- The Age of Insight: The Quest to Understand the Unconscious in Art, Mind, and Brain, from Vienna 1900 to the Present (Eric R. Kandel)
- Longitude (Dava Sobel)
- The Emperor Charlemagne (Chamberlin) 
- The Fall of the Ottomans (Rogan)

anyway - I have more rec's but you'll need to be more specific - i can keep going and going

If you want to have the father of history provide an account I'd say Herodotus and The Histories 

https://www.amazon.com/Histories-Herodotus/dp/0140449086

The battle of thermopylae that 300 is based on: 

https://www.amazon.com/Thermopylae-Battle-West-Ernle-Bradford/dp/0306813602

I previously had a minor unhealthy obsession with the Peloponnesian War, of course reading Thucydides is a must: 

https://www.amazon.com/History-Peloponnesian-War-Thucydides/dp/0140440399

If you read about the Peloponnesian war though, my favorite is undoubtedly Donald Kagan - the man is a living treasure and legend when it comes to knowledge about the Peloponnesian War:

https://www.amazon.com/The-Peloponnesian-War-audiobook/dp/B004EIMGTC

I'm a very open minded and curious person, so feel free to go wild and surprise me!