Elementary principles of carpentry

Полный вариант заголовка: «Elementary principles of carpentry : A treatise on the pressure and equilibrum of beams and timber frames : the resistance of timber : and the construction of floors, roofs, centres, bridges, etc. : with practical rules and examples : to which is added, an essay on the nature and properties of timber, including the methods of seasoning, and causes and prevention of decay, with descriptions of the kinds of wood used in bulding : also, numerous tables of the scantlings of timber for different purposes, the specific oravities of materials, etc. : illustrated by 23 engravings / By Thomas Tredgold».