1) Ancient Greek artillery
Found on
https://www.crosswordclues.com/clue/lithobolos
A lithobolos or stone thrower was an artillery weapon used in ancient warfare and medieval warfare. These machines threw stones of 10 lb to 180 lb in weight. They looked alike and differed only in size: the dimensions being calculated by a complex mathematical formula based on the spring diameter. ==History== The first recorded stonethrowers were ...
Found on
http://en.wikipedia.org/wiki/Lithobolos
No exact match found.
