Download or read book Slate Roofing in Canada written by Mary K. Cullen and published by National Historic Parks and Sites, Canadian Parks Service. This book was released on 1990 with total page 176 pages. Available in PDF, EPUB and Kindle. Book excerpt: As a roofing material, slate has historically been unparalleled in its combined attributes of permanence and appearance. However, its use is limited because of quarrying sites, production costs and freight charges. This book assists preservationists in the evaluation and treatment of building components from an historic C̀anadian' perspective. The study summarizes the use of slate roofing historically and stylistically and describes installation techniques.