Developed by The Phoenicians (around 5,000 B.C.), Brieme-type ships were copied by most of the Ancient Seafaring world. Made of wood and measuring around 80 feet long, they stood around 10 feet high (beam). Human powered – the employed 18 to 20 Oarsmen per side. Brieme's were extremely fast ships. They did incorporate a single Main Mast (which was deployed normally in combat). Romans used The Brieme-class ships almost solely during their Invasion of Britain (55 B.C.). The Trieme-class of vessels developed from them.