'Viking ships had sails made of this dense woven fabric; natural lanolin made the fabric water repellent'
wool
THE VIKINGS: Viking ships had sails made of this dense woven fabric; natural lanolin made the fabric water repellent
Viking ships had sails made of this dense woven fabric; natural lanolin made the fabric water repellent
Viking ships had sails made of this dense woven fabric; natural lanolin made the fabric water repellent
THE VIKINGS
wool
THE VIKINGS