The Lyre Project - An illustrated account of constructing a replica of a Saxon lyre from the 7th Century CE, commonly known as the Sutton Hoo lyre. - http://www.personal.u-net.com/~saphir/lyre/
The Sumerian Gold Lyre - An account of one of the Sumerian stringed instruments discovered at the ancient site of Ur in 1927 by Sir Leonard Woolley. Includes a history, details of construction, and information about music of the time. - http://www.williamsound.com/gold_lyre_intro.html
Lyre of Ur - Non-profit organization researching the background and the making of the original instrument. Includes drawings and photos. [English, German and French] - http://www.lyre-of-ur.co.uk/
Sumerian Bull Lyre - An account of a reconstruction (for Smith College Museum of Ancient Inventions, Massachusetts) of a lyre, developed by the Sumerians of ancient Iraq around 3200 BCE. - http://www.smith.edu/hsc/museum/ancient_inventions/hsc02b.htm
The Saxon Lyre - History, construction, and playing techniques. - http://www.cs.vassar.edu/~priestdo/lyre.html