Eric William Marsden

Five Greek and Latin treatises, with a facing English translation, which enable Marsden to trace mechanical progress in Greek and Roman artillery over five hundred years. Each text and translation is followed by extensive notes which contain explanatory diagrams which reconstruct the machines. Additional chapters discuss and reconstruct the 4th-century ballista and the onager based on a range of sources.

The combination of Logistics and Tactics permitted to Alexander III the Great to be successful during the campaign of Gaugamela.