Rare Books

Scribner's engineers' and mechanics' companion : Comprising United States' weights and measures. Mensuration of superficies and solids. Tables of squares and cubes, square and cube roots. Circumferences and areas of circles. The mechanical powers centers of gravity, gravitation of bodies, pendulums, specific gravity of bodies, strength, weight and crush of materials, water wheels, hydrostatics, hydraulics, statics, centers of percussion and gyration, friction, heat, tables of the weight of metals, pipes, scantling, &c. Steam and the steam engine