The American House Carpenters' and Joiners' Assistant: Being a New and Easy System of Lines, Founded on Geometrical Principles, for Cutting Every Description of Joints, and for Framing the Most Difficult Roofs; to which is Added a Complete Treatise on Mathematical Instruments. Also, Mensuration, Tables of the Weights and Cohesive Strength of the Several Materials Used in the Construction of Buildings, &c |
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Results 1-5 of 39
Page 5
... right or curved , Figs . 7 and 8 . 6. A right line , or straight line , lies all in the same direction between its extremities , and is the shortest distance between two points , Fig . 1 . 7. A curve continually changes its direction ...
... right or curved , Figs . 7 and 8 . 6. A right line , or straight line , lies all in the same direction between its extremities , and is the shortest distance between two points , Fig . 1 . 7. A curve continually changes its direction ...
Page 6
... right or oblique ; acute or obtuse . ight angle is that which is made by one line perpendicular to another . e angles on each side are equal to one another , they are right angles , Fig . 11 . oblique angle , is that which is made by ...
... right or oblique ; acute or obtuse . ight angle is that which is made by one line perpendicular to another . e angles on each side are equal to one another , they are right angles , Fig . 11 . oblique angle , is that which is made by ...
Page 7
... right line joining the extremities of an arc . A segment is any part of a circle bounded by an arc and its chord , Fig . 6 . A semicircle is half the circle , or a segment cut off by a diameter , Fig . 5 ; the half circumference is ...
... right line joining the extremities of an arc . A segment is any part of a circle bounded by an arc and its chord , Fig . 6 . A semicircle is half the circle , or a segment cut off by a diameter , Fig . 5 ; the half circumference is ...
Page 16
... line AB equal to the base of the transverse rib , Fig . 3 : the rib to awn . On the upper side of the line , screw or nail a strip having one straight At right angles screw two other pieces , leaving room for a small pin to pass between ...
... line AB equal to the base of the transverse rib , Fig . 3 : the rib to awn . On the upper side of the line , screw or nail a strip having one straight At right angles screw two other pieces , leaving room for a small pin to pass between ...
Page 20
... line ofd , making ofd equal th to the stretch - out of the curve , GFC . From each point of division draw parallel ... right angles to the sides , or jamb lines , BC and AD . - Af equal in length to the stretch - out of the curve ...
... line ofd , making ofd equal th to the stretch - out of the curve , GFC . From each point of division draw parallel ... right angles to the sides , or jamb lines , BC and AD . - Af equal in length to the stretch - out of the curve ...
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Common terms and phrases
26 Spruce St ABCD angle rib beam beam compasses bevel breadth Cast Iron circle circumference colatitude compasses copy cube root cubic feet depth describe the arc diagonal diameter divided draw the lines Drawn by L.D. edge Eighths elevation ellipsis extent will reach Figure floor frame Frustum girders given number gnomonic projection half hypothenuse inches Invented and Drawn jack-rafters joists L.D. Gould length in feet limb line of chords line of numbers line of sines Lith 26 Spruce MATHEMATICAL INSTRUMENTS meridian method of finding Multiply nail number of degrees number of equal paper perpendicular plane Plate polygon primary divisions proportional purlin quarter girt radius rafter represent right angles right line roof Rule screw secants Shows the method slider sliding soffit straight line STRENGTH OF MATERIALS stroke subdivision tangents thickness transverse distance triangle truss vernier scale weight