exactly how to install rolled roof covering

http://imfl.sci.pfu.edu.ru/forum/index.php?action=profile;area=summary;u=710730

<h3>History of Roll Roof Covering</h3> If your rolls of tar paper aren't long enough to cover the length of the roofing, use greater than one strip to make a line across. Overlap the seams by 5 inches, and also