Some 5,200 years ago, in the mountains of western Iran, people may have used takeout windows to get food and weapons, newly presented research suggests.

But rather than the greasy hamburgers and fries, it appears the inhabitants of the site ordered up goat, grain and even bullets, among other items.

The find was made at Godin Tepe, an archaeological site that was excavated in the 1960s and 1970s by a team led by T. Cuyler Young Jr., a curator at the Royal Ontario Museum in Toronto, Canada, who died in 2006....